Answer:
Angle Z is 70 degrees
Step-by-step explanation:
The 3 angles of a triangle add up to 180 degrees. Angle x is 45, angle y is 65.
180-45-65 = 180-110 = 70
In a batch of 8000 clock radios 5% are defective. A sample of 13 clock radios is randomly selected without replacement from the 8,000 and tested. The entire batch will be rejected if at least one of those tested is defective. What is the probability that the entire batch will be rejected
Answer:
Step-by-step explanation:
P(A)=1−P(not A)
We can use this here. Event A is that the clock is defective, so Event (not A) means the clock works.
0.02=1−P(not A)
P(not A)=0.98
Therefore, for all the clocks to pass, the probability is P(not A)11.
Now again, we can use complementary counting.
(probability of all clocks failing) = 1 - (probability of all clocks passing)
Probability of all clocks failing = 1−P(not A)11
Please help me solve this
Answer:
9
Step-by-step explanation:
2(m+2) = 22
Using the distributive property, you can multiply the 2 to both the "m" term and the "2".
2m + 2*2 = 22
2m + 4 = 22
Then you isolate the variable and solve.
2m = 22 - 4
2m = 18
m = 9
2(m + 2) = 22
2(m) + 2(2) = 22
2m + 4 = 22
2m = 22 - 4
2m = 18
2m / 2 = 18 / 2
m = 9
To distribute the 2 to each term inside the parentheses means to multiply the 2 by both terms in the parentheses so
2(m + 2) means (2 × m) + (2 × 4)
Question 7 of 10
A compensation package is
A. health, life, and disability insurance
B. a gym membership paid for by the employer
C. a combination of wage or salary and other types of compensation
D. a combination of retirement and insurance
SUBMIT
Answer:
C. a combination of wage or salary other types of compensation
Step-by-step explanation:
A compensation package is synopsis/summary of all the ways a company can pay its employees. It can be indirectly or directly.
Explain how you can mentally determine that 35000 divided by 70 is 500
Viola makes gift baskets for Mother’s Day. She has 13 baskets left over from last year, and she plans to make 5 more each day. If there are 15 work days until the day she begins to sell the baskets, how many baskets will she have to sell? I can't find the rule of the equation.
Answer:
88 blankets
Step-by-step explanation:
5 times 15 = 75
75 + 13 = 88
a farmer has pigs and chickens in the ratio 3:8. if she has 360 pigs, how many chickens does she have
Answer:
AS
cows
sheeps
=
3
8
⇒sheeps=
3
8
×180=480
⇒ Total animals = 480 + 180 = 660
⇒ (i) Ratio=
660
480
=
11
8
(ii)Ratio =
180
660
=
3
11
Step-by-step explanation:
Step-by-step explanation:
If she has 3 pigs = she has 8 chickens
If she has 3(120) pigs = she has 8(120) chickens
If she as 360 pigs = she has 960 chickens
please give me a brainliest answer
What is the sum of 6 4/5 and 6 4/5?
A. 12 4/5
B. 29/5
C. 0
D. -12 4/5
[tex]\bf6 \frac{4}{5} + 6 \frac{4}{5} = (6 + 6) \frac{4}{5} = 12 \frac{4}{5} [/tex]
________
6 4/5 + 6 4/5 = ...
= (6 × 2)4/5
= 12 4/5 (A.)
Help me do this, will award brainly to correct answer. Will give big points if right only have 1 shot.
which ordered pair is a solution of the equation
Answer:
a
Step-by-step explanation:
2x+3y where it is 2,2 become 4 plus 6 which is 10
Answer:
A
Step-by-step explanation:
Step 1:
Make your equation into y=mx+b format
2x+3y=10 is the same as y=-2/3x+10/3 (10/3 is about 3.33)
Step 2:
Graph your equation
Step 3:
Plot your points and you will see that the only one that works is (2,2)
Hope that helps
Can someone explain this to me
Angle ADB is a right angle --- Given
Angle ADB is 90 degrees --- Definition of a Right Angle
Angle CDB is 90 degrees --- Definition of Supplementary Angles
Angle ADB = Angle CDB --- Definition of Congruent Angles
Proofs can be tricky! What helps me is thinking through them step by step and how I would prove I did something. While I'm not entirely sure what options you have for this proof, I've given my best guess.
Hope this helps!! :)
3 pls pls pls help me
Answer:
I think the answer is c
Step-by-step explanation:
Ayuda por favor, no quiero reprovar
in a sale, a clothes shop reduces its price by 45%.a shirt usually costs $27how much is it on sale?
6 find the missing length
Answer:
C) 143
Step-by-step explanation:
GL/FL = NL/ML
36/39 = 132/ML
39/36 = ML/132
(39/36) x 132 = ML
143 = ML
Hope This Helps! •v•
The equation y=2x+3 represents the cost y (in dollars) of mailing a package that weighs x pounds. a. Graph the equation. b. Using the graph, which is the best estimate for the cost to mail the package?
a. Graph the equation.
b. Using the graph, which is the best estimate for the cost to mail the package?
the packedge is 1.126 lb
c. Use the equation to find how much it costs to mail the package.
Answer:
B. Slightly more than $5
Step-by-step explanation:
y = 2x + 3
Firstly we check variables to make sure we understand.
y = dollars
x = pounds
On the scale, it says 1.126 lb. Which means 1.126 pounds.
And so, x = 1.126
y = 2x + 3
y = 2(1.126) + 3
y = 2.252 + 3
y = 2.252
The graph for part a and park b. It is underneath. I wrote 1.1, because it is rounded down from 1.126 lb, which is part b. The one with one line and no dots is part a.
Write an equation of the parabola in vertex form. (-2, 6) (-1, 3)
An equation of the parabola is y=
The equation of the parabola is y = -3(x + 2)^2 + 6
How to determine the parabola equation?From the graph, we have:
Vertex, (h,k) = (-2,6)Point (x,y) = (-1,3)A parabola is represented as:
y = a(x - h)^2 + k
Substitute (h,k) = (-2,6)
y = a(x + 2)^2 + 6
Substitute (x,y) = (-1,3)
3 = a(-1 + 2)^2 + 6
Evaluate
3 = a + 6
Subtract 6 from both sides
a = -3
Substitute a = -3 in y = a(x + 2)^2 + 6
y = -3(x + 2)^2 + 6
Hence, the equation of the parabola is y = -3(x + 2)^2 + 6
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Find the length of the third side. If necessary, round your the nearest tenth.
Answer:
24
Step-by-step explanation:
Use Pythagorean theorem,
base² + altitude² = hypotenuse²
7² + altitude² = 25²
altitude² = 25² - 7²
= 625 - 49
= 576
altitude = √576
altitude = 24
_________
[tex] \: [/tex]
b² = c² - a²
b² = 25² - 7²
b² = 625 - 49
b² = 576
b = √576
b = 24
Any help please? Don’t understand
HELP I NEED AN ANSWER ASAP!! IM BEING TIMED!!
For this year‘s prom, 35/12 grade students and 28th 11th grade students voted on the theme. The segment take a bar graph below shows the distribution of responses.
Based on the segmented bar graph, does there appear to be an associates between grade level and prom theme?
A yes, there is a different number of students in each class.
B yes, it appears that the 12th grade students prefer the 1920s more than the 11th grade students, and prefer the beach party less.
C no, both distributions of student preferences have the same four categories.
D no, both distributions of student preferences have about the same preference for each of the prom themes.
E no, by the same number of students in each class. Preferred winter wonderland and masquerade ball as prom themes.
Answer:
B
Step-by-step explanation:
Logically and if you observe the graph closely ┐( ∵ )┌
The answer is yes, there appears to be an association between grade level and prom theme based on the segmented bar graph. The Option B is correct
Is there an association between grade level and prom theme?The graph shows that 12th-grade students prefer the 1920s theme more than the 11th-grade students do, and they also have a lower preference for the beach party theme. This indicates a difference in preferences between the two grade levels for these specific prom themes.
This graph provide information on whether both distributions have the same four categories or whether they have the same preference for each of the prom themes, so, its indicate whether the number of students in each class is the same or not.
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Please help me with this!
Answer:
2×2+3=7
6×2+3=15
output=input×2+3
7 find the missing length
Answer:
8km
Step-by-step explanation:
it is 8km because it is not that much bigger than 6km
Answer:
C) 8 km
Step-by-step explanation:
x is another leg next to 6.
10 is the hypotenuse.
a^2 + b^2 = c^2
a & b are legs and c is the hypotenuse.
x^2 + 6^2 = 10^2
x^2 + 36 = 100
x^2 = 100 - 36
x^2 = 64
√x^2 = √64
x = 8
P.S It may look just slightly different, but your teacher or the program did not make it up to scale.
Hope This Helps! •v•
Match the expression with its name. 3x + 7
Answer:
It's a linear expression.
Answer:
linear binomial
Step-by-step explanation:
I got it right in Grandpoint.
simply the following expression
Answer:
[tex] \dfrac{4r^6}{st^8} [/tex]
Step-by-step explanation:
[tex] (4r^{-2}st^4)(r^{-4}st^6)^{-2} = [/tex]
Use laws of exponents to simplify the right set of parentheses.
[tex]= (4r^{-2}st^4)(r^{8}s^{-2}t^{-12})[/tex]
Now use the law of exponents for a product of powers with the same base.
[tex] = 4r^6s^{-1}t^{-8} [/tex]
Finally, use the definition of a negative exponent.
[tex] = \dfrac{4r^6}{st^8} [/tex]
At Sally's market the ratio of apples to oranges is 4 to 7. If there are 28 oranges at her market
then how many apples are there?
Answer:
16 apples
Step-by-step explanation:
If the original ratio is 4:7.
Then we multiply both numbers by 4. Since 7 x 4 is 28.
So now you have (4x4):(7x4)
Your final ratio is 16 apples : 28 oranges
Help me in my math thank you
Answer:
1. B. 12
2. D. 6
3. A. 12
4. C. 64
5. D. 1[tex]\frac{17}{18}[/tex]
6. B. 16
Step-by-step explanation:
1. What percent of 56 is 14?
Answer:
25
Step-by-step explanation:
14 ÷ 56 × 100
Danica and Irma are flying kites. Danica's kite is 7 times as high as Irma's kite. Danica's kite is 273 feet high. How high is Irma's kite?
A .280 feet
B. 39 feet
C. 1,911 feet
D. 40 feet
Answer:
39
Step-by-step explanation:
273/7=39
Answer:
What is 39 feet
273 Divided By 7= 39 Feet
Please allow me to know if it helped by rating or thank you heart
Have a happy day!
Write the expression 44(4-7)(4) using a single
exponent.
O
4-28
044
X
4-3
O 4-2
RETRY
___________
[tex] \: [/tex]
[tex] {4}^{4} ( {4}^{ - 7} )(4) = ...[/tex]
[tex] = {4}^{4 + ( - 7) + 1} [/tex]
[tex] = {4}^{ - 3 + 1} [/tex]
[tex] = \bold{{4}^{ - 2} } \to({ \sf{d.}})[/tex]
A local charity is making fruit baskets for elderly citizens in the neighborhood. Each basket will have 15 pieces of fruit. They bought 1,620 pieces of fruit total.
Answer:
They can have 108 baskets each with 15 pieces of fruit
Step-by-step explanation:
Triangle ABC is reflected across the line y=2x to map onto triangle RST. Select all statements that are true.
Question 3 options:
AB=RS
AB=2RS
ΔABC~ΔRST
△ABC≅ΔRST
m∠BAC=m∠SRT
m∠BAC=2m∠SRT
The given reflection transformation is a rigid transformation, such that the dimensions are preserved
The statements that are true about the image of triangle ABC following a reflection Bout the the line y = 2·a are;
AB = RSΔABC ≅ ΔRSTm∠BAC ≅ m∠SRTReasons:
The given parameters are;
Triangle ΔABC is reflected across the line y = 2·x
Given that a reflection is a rigid transformation, we have;
The distance between two points on a preimage is the same as the distance between the corresponding points on the image;
Therefore;
ΔABC is congruent to ΔRST by Side-Side-Side SSS, rule of congruency, such that we have;
AB ≅ RS, BC ≅ ST, and AC ≅ RT
m∠BAC ≅ m∠SRT
m∠BCA ≅ m∠STR
m∠BAC ≅ m∠SRT
Therefore;
The true statements are;
AB = RSΔABC ≅ ΔRSTTherefore;
m∠BAC ≅ m∠SRT given that ΔABC ≅ ΔRSTLearn more here:
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