Find the sum of 31 + 32 +33 + ... + 230.

Answers

Answer 1

Answer:

134

Step-by-step explanation:


Related Questions

To tie-dye one T-shirt 3/8 cup of dye is needed. the table shows the number of cups of each color of dye in Mr. Galvez's art class. how many t-shirts can be made using only orange dye?

Amount of Dye
red: 12
orange:3/4

Answers

Answer:

Two shirts can be made

Step-by-step explanation:

We do have 3/4c of orange dye.

We do require 3/8c per T-shirt.

But, using math, it can be shown that 3/4c=2×3/8c

Looking at it this way: 3/4c = 2x3/8c

Where the 2 is the number of T-shirts we can produce.

It is easy now to see: 3/4c = 2x3/8c = 6/8c

So: 34c=68c=34c→ and all of this is orange dye

The median of 61 numbers is 39. At most thirty of the numbers can be greater than 39.
True or False

Answers

Answer:

Step-by-step explanation:

If you have 61 numbers, the middle number is the median. 30 numbers are below the median and 30 numbers are above the median. The middle number is the 61 number. At most and at least 30 numbers can be above the median. I think the statement is true.

Helppppppppppppppppp​

Answers

Answer:

9) Multiplication10) [tex] \frac{3}{4} [/tex]11)

[tex] \frac{4}{5} [/tex]

12) 0.36

13)

[tex] \frac{12}{25} [/tex]

14)

[tex] \frac{1}{9} [/tex]

15) 5.9

Step-by-step explanation:

This might be helpful and believe me dude, these questions are the most important questions for your exams.Keep Studying ☺️❤️

Answer:

9: Division

10: 3 / 4

11; 4 / 5

12: 0.36

13: 24 / 50

14: 11 / 100

15: 5.01

Step-by-step explanation:

note that my number 9 answer is not the same as the other person's own

and that the answer to number 14 is not in the options

Pls help me. I have been struggling.

Answers

9514 1404 393

Answer:

  A, C, F, G, I

Step-by-step explanation:

A relation is "odd" if it is symmetrical about the origin. That is, f(-x) = -f(x). Here are the symmetries of the graphs shown:

  A: origin

  B: y-axis

  C: origin, and x- and y-axes

  D: x-axis

  E: no symmetry

  F: origin

  G: origin, and x- and y-axes

  H: x-axis

  I: origin, and x- and y-axes

Question 2 Three hundred students in a school were asked to select their favorite fruit from a choice of apples, oranges, and mangoes. This table lists the results.
what is the probability that the student is a girl who chose apple as her favorite fruit

Answers

You didn’t post your table but I’ll try to help. Let’s say out of the 300 students only one picked apples. That would be 1/300. The student has a 50/50 chance of being a girl so 1/2. You multiply you denominators, 300x2 and keep 1 as your numerator. So the answer is 1/600

A club plans to spend no more than 85% of the $1,200.00 in its activity budget to buy as many
radio-controlled helicopters as possible. The price of a helicopter is $110.99 plus sales tax of
6%. What is the greatest number of helicopters the club can buy?

Answers

Sales tax on helicopter

[tex]\sf\longmapsto 0.6(110.99)=6.65[/tex]

Cost of one helicopter

[tex]\sf\longmapsto 110.99+6.65=117.64[/tex]

Now

85% of 1200.00:-

[tex]\sf\longmapsto 0.85(1200)= 1020[/tex]

Total helicopters:-

[tex]\sf\longmapsto 1020/117.64\approx 9[/tex]

how do I simplify 2x-4(x+5)​

Answers

Answer:

-2x-20

Step-by-step explanation:

Answer:

-2x - 20

Step-by-step explanation:

Step 1: Apply the distributive property.

[tex]2x + (-4)(x) + (-4)(5)[/tex] [tex]2x -4x - 20[/tex]

Step 2: Combine like terms.

[tex](2x-4x)+ (-20)[/tex] [tex]-2x - 20[/tex]

Therefore, the answer is -2x - 20.

Help pls I’ll give BRAINLIEST

Answers

Bro that some weirdly word problem

What is the surface area I really need help​

Answers

Answer:

It is c, 60 in²

Step-by-step explanation:

There are 4 triangles the same size. Each triangle has the same hieght and base.

using the formula how to calculate area of triangle, area is 15 in² for each.

we multiply that by 4.

answer is 60in²

Hope this helps :)

pls mark as brainliest :))

I’m confused explain if you want or just say the answer!!! Thank you

Answers

Answer:

240

Step-by-step explanation:

Bottom rectangle volume:

4x8x5=160

The 2 top rectangles:

2x4x5=40

40x2=80

Total volume:

80+160=240

Solve for r.
18r - 10r - 20r + 2r + 9r = 18
r =
Submit

Answers

Answer:

[tex]r=-18[/tex]

Step-by-step explanation:

1) Combine like terms

[tex]18r-10r-20r+2r+9r=18\\-r=18[/tex]

2) Divide both sides of the equation by the same term

[tex]-r=18\\\frac{-r}{-1} =\frac{18}{-1}[/tex]

3) Simplify

a. Cancel terms that are in both the numerator and denominator

[tex]\frac{-r}{-1} =\frac{18}{-1} \\r=\frac{18}{-1}[/tex]

b. Divide the numbers

[tex]r=-18[/tex]

Answer: -18

Step-by-step explanation:

18r - 10r - 20r + 2r + 9r = 18

-r = 18

18/-1

r = -18

The temperature t is at least 75

Answers

Answer:

t ≥ 75

Step-by-step explanation:

"at least 75" means 75 or higher.

The temperature is equal to 75 or greater than 75.

t ≥ 75

The temperature at 2 AM was 13°F and the temperature was decreased 12°F and then increased 7°F what integer represents the new temperature

Answers

8 degrees Fahrenheit
So subtract 13 from 12 then add 7 and 1 to get 8 degrees F.

Please help!With steps and explanation​

Answers

9514 1404 393

Answer:

dy/dx = (2 -x)/40.005

Step-by-step explanation:

(a) Solving the x-equation for u gives ...

  u = (x -1)/4

Differentiating both equations with respect to u, we have ...

  dy/du = 1 -4u

  dx/du = 4

Then dy/dx is ...

  dy/dx = (dy/du)/(dx/du) = (1 -4u)/4

Substituting for u gives ...

  dy/dx = (1 -4(x -1)/4)/4

  dy/dx = (2 -x)/4

__

(b) The approximate change in y is ...

  ∆y ≈ (dy/dx)(∆x)

For ∆x = 2.98 -3.00 = -0.02, and x=3, the approximate change is ...

  ∆y ≈ (2 -3)/4(-0.02)

  ∆y ≈ 0.005

A pole that is 3.1m tall casts a shadow that is 1.74m long. At the same time, a nearby building casts a shadow that is 46.5m long. How tall is the building? Round your answer to the nearest meter.

Answers

Answer:

The building is approximately 82.844 or 83 meters tall

Step-by-step explanation:

Pole:

Height: 3.1

Shadow:  1.74

Building:

Height: ?

Shadow: 46.5

46.5/1.74 = 26.724

3.1 x 26.724

= 82.844 = 83m

There are 14 people (p), on Ruby’s pirate ship including her. Everyone will be staying on the ship for 65 days. If everyone eats 3 meals a day, how many meals will Ruby have to make?

Please tell me what equation I have to make to solve this!

Answers

Step-by-step explanation:

First calculate how much the total person eats a day: 14 * 3 = 42

Second calculate how much the total person eats for 65 days: 42 * 65 = 2730

Ruby has to make 2730 meals all together

Hi, need help on this really bad pls (:

Answers

Answer:

1000

Step-by-step explanation:

The 8 in the tens place is worth 80

The 8 in the hundredths place is worth 0.08

80 ÷ 0.08 = 1000

-Chetan K

1,000 because the 8 in the tens and the other is in in the hundredths

If you had to make a real-life decision involving debt, what would you do differently as a result of playing the game?

Answers

Answer:

cry about it

Step-by-step explanation:

crying will help you feel worse and think about paying for all your debts.

When a person agrees with another party or the lender from whom he/she has taken a certain amount of funds or when the performance is due then it is said to be debt.

The debtor needs to pay a certain value to the lender in the given time.

To pay the debt that the person accumulated was due to playing games so, to repay the debt that person needs to earn money.

The person can work part-time jobs or can look for real work based on his qualifications.

In this way, the debt can be paid in small amounts or installments.

The person should avoid playing games that involve gambling by tightly restricting himself by self-control.

To learn more about debt follow the link:

https://brainly.com/question/12198015

Investment account starting balance of $7400 in one year it had increased by 7.5%. How much is this in dollars

Answers

Answer:

7955

Step-by-step explanation:

PLEASE HELP!!!!!
will mark brainliest!!!!!

Answers

Answer:

y=8x+3

Step-by-step explanation:

to check plug the numbers to the equation and you will that it is right

Answer:

f(x) = 8x + 3

Explanation:

I knew f(x) = mx +b is the formula for a linear equation and that when x = 0,

f(x) = b

So, when x = 0 in the table, f(x) = 3 and therefore b = 3

Now we can plug in f(x) = 11 and x =1 into f(x) = mx+b along with our b value

11 = m(1) + 3

solving for m we get m  =  8 which finishes our unknowns

f(x) = mx + b

f(x) = 8x + 3

what desmal is inbetween 1/2 and 3/4

Answers

Answer:

1/2 = 0.5

3/4 = 0.75

Step-by-step explanation:

4% improvement of 82

Answers

solution for what is 4% of 82:

4 percent 82*=

(4:100)*82=

(4*82):100=

328:28=3.28

Step-by-step explanation:

Step 1: our output value is 82

Step 2: it represent the unknown value with x

Step3: from stop one above ,82=100%.

Step4: Similarly. x=4%

Step5: this results in a pair of simple equations

82 equals 100% (1).

x=4%(2).

Step6: by dividing equation 1 by equation 2 and noting that both the rhs right hand side of both equations have the same unit (%) we have unit

Triangle proportions pls help w/ work

Answers

Answer:

64

Step-by-step explanation:

Let the missing side be " x "

30 /  ( 30 + 10 ) = 48 / x.

30 / 40 = 48 / x

3 / 4 = 48 / x

3 * x = 4 * 48

x = 4 * 48 / 3

  = 4 * 16

x = 64


The function f is defined by f (x)=x²+4.
Find f (3a).

Answers

All you have to do is plug in 3a into the equation

-11/15 divided by 1/12​

Answers

Answer:

-8 [tex]\frac{4}{5}[/tex]

Step-by-step explanation:

[tex]\frac{-11}{15}[/tex] ÷ [tex]\frac{1}{12}[/tex] =  [tex]\frac{-11}{15}[/tex] x 12

             = [tex]\frac{-132}{15}[/tex] = -8 [tex]\frac{4}{5}[/tex]

A penguin can dive 48 meters below the surface of the water to reach a fish. It dives 2% of the total depth every 1 second.

What is the total depth of the penguin after 4 seconds?

−3.84 meters
−0.96 meters
−1.92 meters
−2.88 meters

Answers

The answer is A- 3.84 meters

Sales Revue • Total sales revenue was $120 million in Quarter 1 • Total sales revenue in Quarter 2 decreased by $10 million compared to Quarter 1. • Sales revenue in the East was $78 million in Quarter 1. • Sales revole in the West increased by $46 million from Quarter 1 to Quarter 2. Question Arrange the sales revenue lo 000.0001) by Quirtor und the percentages in the East and West regions

Answers

Do you want me to bring you a sandwich or something else if I can bring you something to eat or something else I can

The required revenue table categorized by Quarter (Qrt1 and Qrt 2) and Region (East and West) is :

____________Sale Revenue _____________

_______ Qrt 1 ___ Qrt1 %___ Qrt 2 ____ Qrt2 %

East ___ $78 _____65% ____$22 ______ 20%

West___ $42 _____ 35%____$88 ______ 80%

Sales Revenue ; Quarter 1 = $120 million Sale Revenue ; Quarter 2 = $120 - $10 = $110 million

Quarter 1 :

East = $78 million East percentage = (78/120) × 100% = 65%West = 120 - 78 = $42 million West percentage = 100% - 65% = 35%

Quarter 2 :

West = $42 + $46 = $88 million West percentage = (88/110) × 100% = 80%East = $110 - $88 = $22 million East percentage = 100% - 80% = 20%

Therefore, The distribution table which displays the revenue of the comp may is given above.

Learn more :https://brainly.com/question/1994652

(3,-3), m=-2
y=
What does y equal?

Answers

Answer:

-9

Step-by-step explanation:

y=-2(3)-3

HELP LAST ATTEMPT to ( get marked brainliest show work !

Answers

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

As we know,

Area of parallelogram :

[tex]base \times height[/tex]

[tex]32.6 = 10.5 \times h[/tex]

[tex]h = \dfrac{32.6}{10.5} [/tex]

[tex]h = 3.1047[/tex]

[tex]h \approx3.1 \: \: m[/tex]

Find the area of this figure to the nearest hundredth. Use 3.14 to approximate pi.

(The figure is a right triangle conjoined to a semi-circle. The semi-circle's diameter is 8, the triangle's base is 6, the triangle's height is 8. )

Answers

Answer:

49.12 square units

Step-by-step explanation:

Area of triangle = [tex]\dfrac{1}{2}*base *height[/tex]

                          [tex]=\dfrac{1}{2}*6*8=3*8 = 24 \ sq.units[/tex]

Circle:

d = 8 units

r = 8/2 = 4 units

[tex]Area \ of \ semicircle = \dfrac{1}{2}\pi r^{2}\\[/tex]

                                [tex]=\dfrac{1}{2}*3.14*4*4=3.14*2*4= 25.12 \ sq.units[/tex]

Area of the figure = area of triangle +area of semicircle

   = 24 + 25.12

    = 49.12 sq. units

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