a glider begins its flight 1 1/2 miles above the ground. After 60 minutes it is at 1 mile above ground a glider begins its flight 1 1/2 miles above the ground. After 60 minutes, it is 1 mile above the ground.

Find the change in height of the glider. If it continues to descend at the rate, how long does the entire descent last until the glider reaches the ground?

Answers

Answer 1
It changed 1/2 a mile every hour (60 minutes) So it will take 3 hours (180 minutes) to reach the ground level.

Related Questions

Describe the end behavior of y = 5x^4

Answers

Answer:

answer below

Step-by-step explanation:

5x⁴: degree even (4),  leading coefficient +5, rise to left and rise to right

x -> -∞   y -> ∞

x -> ∞    y -> ∞

Ann is helping her aunt sew a lace border onto 2 quilts. Each quilt is 60 inches wide by 80 inches long. At the craft store, they buy a 25-yard roll of lace. How many inches of lace will they have left after finishing the quilts?

Answers

Answer:

340 inches

Step-by-step explanation:

25 yds = 900 in

60 + 80 + 60 + 80 = 280

280 x 2 = 560

900 - 560 = 340

what is the sum of the arithmic series 26+29+32+35+38+41+44

Answers

Answer:

The answer is definetly 245

please help me , thank you ​

Answers

Hello BinibiningDel!

[tex] \huge \boxed{\mathbb{QUESTION} \downarrow}[/tex]

Factorise the polynomials.

[tex] \large \boxed{\mathfrak{Answer \: with \: Explanation} \downarrow}[/tex]

[tex] \tt \: 1) \: \: \: {x}^{2} - 49 \\ \tt \: = (x) ^{2} - ( 7) ^{2} \\ = \boxed{ \bf \: (x + 7)(x - 7) }[/tex]

Method used :-

Use the algebraic identity ⇨ a² - b² = (a + b) (a - b ).Here, a = x & b = 7.

__________________

[tex] \tt 2) \: \: \: {a}^{2} + 10a+ 25 \\ = \boxed{\bf(a + 5)^{2} }[/tex]

Method used :-

Use the algebraic identity ⇨ a² + 2ab + b² = (a + b)².Here, a = a & b = 5.

__________________

[tex] \tt \:3) \: \: \: {x}^{2} + x - 30 \\ = \tt ({x}^{2} - 5x) + (6x - 30) \\ = \tt \: x(x - 5) + 6(x - 5) \\ = \boxed{ \bf(x + 6)(x - 5)}[/tex]

Method used :-

Use the splitting the middle term method to factorise this.

__________________

[tex] \tt \: 4) \: \: \: {4x}^{2} - {y}^{2} \\ = \tt \: (2x) ^{2} - (y) ^{2} \\ = \boxed{ \bf(2x - y)(2x + y)}[/tex]

Method used :-

Use the algebraic identity ⇨ a² - b² = (a + b) (a - b ).Here, a = 2x & b = y.

__________________

[tex] \tt \: 5) \: \: \: 8 {m}^{2} n ^{3} - 6mn ^{2} \\ = \tt \: 2\left(4m^{2}n^{3}-3mn\right) \\ = \boxed{ \bf \: 2mn\left(4mn^{2}-3\right) }[/tex]

Method used :-

Take the common factor out & factorise it.

__________________

[tex] \tt \: 6) \: \: \: \tt \: 2 d ^ { 2 } + 5 d - 12 \\ = \tt \: \left(2d^{2}-3d\right)+\left(8d-12\right) \\ \tt \: = d\left(2d-3\right)+4\left(2d-3\right) \\ = \boxed{ \bf \: \left(2d-3\right)\left(d+4\right) }[/tex]

Method used :-

Use the splitting the middle term method to factorise this.

__________________

[tex] \tt \:7) \: \: \: y ^ { 3 } + 27 \\ = \tt (y) ^{3} + ( {3})^{3} \\ = \boxed{ \bf\left(y+3\right)\left(y^{2}-3y+9\right) }[/tex]

Method used :-

Use the algebraic identity ⇨ a³ + b³ = (a + b) (a² - ab + b²).Here, a = y & b = 3.

__________________

[tex] \tt \: 8) \: \: \: 20 b ^ { 3 } c ^ { 5 } + 35 b ^ { 4 } c ^ { 2 } \\ = \tt \: 5\left(4b^{3}c^{5}+7b^{4}c^{2}\right) \\ = \boxed{ \bf \: 5b^{3}c^{2}\left(4c^{3}+7b\right) }[/tex]

Method used :-

Take the common factor out & factorise it.

__________________

Hope it'll help you!

ℓu¢αzz ッ

An amount of 3560 is decreased by 35.5% every year how much will it be worth after eight years

Answers

2,746.4
3,560 divided by 35.5 = 101.7
101.7 • 8 = 813.6
3,560 - 813.6 = 2,746.4

What number is 5.1% of 15?

Answers

Answer: 0.765

Step-by-step explanation:

“of” means “multiply”

5.1% can be written as 0.051

Multiply 15 by 0.051

0.765

Solve the simultaneous equations 2x + y = 5 and 2y = x – 10.

Answers

x = 4
The first equation can be substituted into the second one. It would be: 2(-2x+5)=x-10 and after solving it, x = 4

[tex]▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ { \huge \mathfrak{Answer}}▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ [/tex]

The given equations are :

[tex]2x + y = 5[/tex]

[tex]2y = x - 10[/tex]

From the first equation, we get :

[tex]2x + y = 5[/tex]

[tex]y = 5 - 2x[/tex]

now, let's put the value of y as (5 - 2x) in second equation to find the value of x :

[tex]2y = x - 10[/tex]

[tex]2(5 - 2x) = x - 10[/tex]

[tex]10 - 4x = x - 10[/tex]

[tex]5x = 20[/tex]

[tex]x = 4[/tex]

hence, value of x = 4, Plugging the value of x in second equation :

[tex]2y = x - 10[/tex]

[tex]2y = 4 - 10[/tex]

[tex]2y = - 6[/tex]

[tex]y = - 3[/tex]

so, the required values are :

x = 4

y = -3

which of the following represents a linear function with slope of 6?

Answers

Answer:

any equation with a 6 before the x

y=6x+b

Step-by-step explanation:

standard form is y=mx+b

m is the slope and b is y-intercept

A gym employee earns the same amount each month. After working for three months, he earned $4,500. Complete the table to determine how much money he will make over a five-month period. 5.Is the relationship proportional? Explain your thinking.

Answers

Answer:

1,500

Step-by-step explanation

1. to divide 3 by 4,500.

after dividing 3 and 4,500 you get

1,500

The money he will make over a five-month period will be $7,500.

What are ratio and proportion?

A ratio is a group of sequentially ordered numbers a and b expressed as a/b, where b is never equal to zero. When two objects are equal, a statement is said to be proportional.

A rec center worker procures a similar sum every month. In the wake of laboring for a considerable length of time, he procured $4,500.

The amount of money that he earns each month is given as,

⇒ $4,500 / 3

⇒ $1,500 per month

Then the money he will make over a five-month period will be given as,

⇒ $1,500 x 5

⇒ $7,500

The money he will make over a five-month period will be $7,500.

More about the ratio and the proportion link is given below.

https://brainly.com/question/14335762

#SPJ5

I need help with this one​

Answers

Answer:

S = 180C²

18,000 lbs

Step-by-step explanation:

Assuming the table attached with C in inches and S in pounds, we see that the first differences in S are ...

 180, 540, 900

These are not constant, so the relation is not linear.

Second differences are ...

 360, 360

These are constant, so the relation is quadratic. With a short trial, we find that a suitable equation is ...

 S = 180·C²

__

The safe load for C=10 is then ...

 S = 180·10² = 18,000 . . . pounds

better?

Original grade:80
New grade:100

Find the precent of increase

Answers

Answer:

25%

Step-by-step explanation:

because from 80 to 100 is 20 and 20 is 1/4 of 80 and 1/4 to a decimal is .25

Answer:

80/100. That's 20% increase. When you hadd 8 and 2 you get 10.

Step-by-step explanation:

Please help me solve this ASAP

Answers

Answer:

x = 1.6

Step-by-step explanation:

[tex] - 2.5(4x - 4) = - 6 \\ - 2.5(4x) - 2.5( - 4) = - 6 \\ - 10x + 10 = - 6 \\ - 10x + 10 - 10 = - 6 - 10 \\ - 10x = - 16 \\ \frac{ - 10x}{ - 10} = \frac{ - 16}{ - 10} \\ x = 1.6 \\ [/tex]

please someone help me giving brainliest :)

Answers

Answer 4

6 goes into 24 4 times and since both the top and bottom are negative the answer is positive

Answer:

It should be 4.

Find the average speed in km/h for a journey of 175 meters and 35 seconds

Answers

Answer:

18 km/h

Step-by-step explanation:

1. Convert 175 metres into km

1000 m = 1 km (divide by 1000)

175 ÷ 1000 = 0.175 km

so 175 m = 0.175 km

2. Convert 35 seconds into hours

60 seconds = 1 min

60 mins = 1 hour

3600 (60 × 60) seconds = 1 hour (divide by 3600)

35 ÷ 3600 = 0.00972...

3. Calculate the speed

speed = distance ÷ time

= 0.175 ÷ 0.00972...

= 18 km/h

Go to your math tools and open the Graph tool to graph the equation you found for calculating profit. Set the scale of the graph to go from -5 to 40 on the x-axis and from -80 to 80 on the y-axis.

Part A
What do the points on the line in quadrant IV represent in terms of the situation?

Answers

Answer:

The y-coordinates in quadrant IV are negative. Because y represents profit, negative values of y signify not making a profit. That is, negative values signify loss. The points in quadrant IV represent the baseball team losing money.

Step-by-step explanation:

I took the assignment :).

Patrick can paint a house by himself in
t
+
4
hours. Karen can paint the same house by herself in
t
+
9
hours. If they work together, they can paint the house in
t
hours. How much time will it take for Patrick to paint the house by himself?

Answers

Answer:

Its 12

Step-by-step explanation:

Ok done

please help this is a graded assignment due tomorrow ​

Answers

a° is 20°
b° is 160°
c° is 15°
d° is 75°

3/5e-6=-2/5(e-10)-7

Answers

Answer:e=19

Step-by-step explanation:

3/5e-6 = -2/5e +20 -7 distributed multiplication into brackets

3/5e + 2/5e = 20-7+6 collected like terms

e=19

Lois is 3 years older than Oscar. The sum of their ages is no more than 20. Write an inequality that can be used to represent this situation, where x represents Oscar’s age.

Answers

Let Oscar be x years oldLois is x+3 years old

ATQ

[tex]\\ \sf\longmapsto x+x+3\leqslant 20[/tex]

[tex]\\ \sf\longmapsto 2x+3\leqslant 20[/tex]

[tex]\\ \sf\longmapsto 2x\leqslant=17[/tex]

[tex]\\ \sf\longmapsto x\leqslant \dfrac{17}{2}[/tex]

Answer:

let Oscar's years be x

• Oscar → x

• Lois → (x + 3)

[tex]{ \rm{x + (x + 3) \leqslant 20}} \\ \\ { \boxed{ \rm{2x + 3 \leqslant 20}} }[/tex]

I need help with #7 asap plss

Answers

Answer:

sorry i would help if i new let me see if i can find it somewhere

Step-by-step explanation:

what is 6+6=blank find the answer please

Answers

12!!!!!!!!!!!!!!!!!!

show steps and i'll give brainly ​

Answers

Answer:

FOIL F-FIRST O-OUTSIDE I-INSIDE L-LAST

Step-by-step explanation:

[tex]2.6 = \times.2 \frac2.{68}{?} [/tex]

Question 10 of 2
What is the coefficient in the expression 8x2 +1?
O A. 1
ОВ. x
O C. 2
O D. 8
What is the coefficient?

Answers

Given the expression, 8x^2 + 1, the coefficient of the term 8x^2 is 8, while the constant is 1.

Therefore, the correct answer is D) 8.

Please mark my answer as the Brainliest if you find this helpful :)

Which of the following best compares the slopes and y-intercepts of the two functions? (1 point)
The slope of f(x) is greater than the slope of g(x). The y-intercept of f(x) is equal to the y-intercept of g(x).
The slope of f(x) is greater than the slope of g(x). The y-intercept of f(x) is greater than the y-intercept of g(x).
The slope of f(x) is equal to the slope of g(x). The y-intercept of f(x) is less than the y-intercept of g(x).
The slope of f(x) is equal to the slope of g(x). The y-intercept of f(x) is greater than the y-intercept of g(x).
PLS HELP

Answers

Answer:

The slope of f(x) is equal to the slope of g(x). The y-intercept of f(x) is greater than the y-intercept of g(x).

Step-by-step explanation:

F(x) is already given to you on the graph. You need to plot the x and g(x) graph. (remember g(x) is just a fancy way of saying y)

Once this line is plotted, you will see that f(x) and g(x) are parallel to one another. G(x) is below f(x), so its y-intercept is lower.

Find the missing amount)
Original: $160
New: $136
%Decrease:_______

(not multiple choice)

Answers

136/160=x/100

Cross multiply and divide:

136*100=13600
13600/160=85

Answer: 85%
It would be 15% decrease, 136 divided by 160 times 100 would be 85 and when you subtract 85 from 100 would be 15.


Jake earns $8 per hour for cutting grass. If he works a 35-hour week,
how much money will he earn?

Answers

There are many ways to solve these types of questions. But I am going to use the fraction method.

Step 1: Set up a fraction.

Setting up a fraction, given the question will be the units on the same level. And the money earned will be a variable, "[tex]m[/tex]". It does not matter whether they are top or bottom.

[tex]\frac{8}{1} = \frac{m}{35}[/tex]

Step 2: Solve

[tex]\frac{8}{1} = \frac{m}{35}[/tex]

Multiply 35 to both sides

[tex]\frac{35m}{35}=8\cdot \:35[/tex]

[tex]m=280[/tex]

Therefore, Jake will earn $280.

Find the x- and y-intercepts of : 4y-6x = 24

Answers

Answer:

x-intercept: (-4, 0)

y-intercept: (0, 6)

Step-by-step explanation:

4y - 6x = 24

To find the x-intercept, set the y value equal to 0.

4(0) - 6x = 24

Simplify by removing 4(0) since it just equals 0.

-6x = 24

Divide both sides of the equation by -6

x = -4

Since we set y equal to 0 and we know that the x value is -4, we can create a coordinate for the x-intercept of the equation.

(x, y) = (-4, 0)

Repeat the process for finding the y-intercept, but set x equal to 0.

4y - 6(0) = 24

4y - 0 = 24

4y = 24

Divide both sides of the equation by 4

y = 6

Write as a coordinate/intercept.

(x, y) = (0, 6)

Let me know if you have any questions!

An atom of silicon is approximately 0.00000000025 meters wide. How do you express that number in scientific notation? O 25 10-10 meters O 2.5 × 10-11 meters O 2.5 1010 meters O 2.5 x 10-10 meters​

Answers

Answer:

.00000000025 = 2.5 * 10^-10

Looks like the last one

Can also write

2.5E-10

Which one of the following would most likely have a positive linear correlation coefficient?
A. grade point average compared to the number of hours a student watches TV
B. the height of a tomato plant throughout the year
C. a person's salary compared to the amount of education they have attempted
D. SAT scores compared to hours spent studying

Answers

Answer: B

Step-by-step explanation: The tomato grows more over time so it will be a positive..

The height of a tomato plant throughout the year shows a positive linear correlation coefficient option (B) is correct.

What is correlation?

It is defined as the relation between two variables which is a quantitative type and gives an idea about the direction of these two variables.

[tex]\rm r = \dfrac{n(\sum xy)-(\sum x)(\sum y)}{\sqrt{{[n\sum x^2- (\sum x)^2]}}\sqrt{[n\sum y^2- (\sum y)^2]}}[/tex]

A. grade point average compared to the number of hours a student watches TV.

The grade points depend on the number of hours a student watches TV.

If watching time increases the grade point decreases.

B. the height of a tomato plant throughout the year

The height of a tomato and the number of years show a positive linear correlation.

C. a person's salary compared to the amount of education they have attempted:

The above situation represents an exponential regression.

D. SAT scores compared to hours spent studying

If the time spent in studying increases the SAT scores increases rapidly.

Thus, the height of a tomato plant throughout the year shows a positive linear correlation coefficient option (B) is correct.

 

Learn more about the correlation here:

brainly.com/question/11705632

#SPJ2

plz help me correct answer gets brainiest thank you!

Answers

Step-by-step explanation:

the dimensions could be:

1) the height = 6 cm and the width = 9 cm

or

2) the height = 12 ft and the width = 18 ft

#1

[tex]\\ \sf{:}\dashrightarrow \dfrac{3}{4.5}=\dfrac{3(2)}{4.5(2)}=\dfrac{6}{9}[/tex]

Length=9ftBreadth=6ft

#2

[tex]\\ \sf{:}\dashrightarrow 1(\dfrac{3}{4.5})=\dfrac{3}{4.5}[/tex]

Length=4.5ftBreadth=3ft
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