9514 1404 393
Answer:
(x, y, z) = (90, 75, 105)
Step-by-step explanation:
In a parallelogram, adjacent angles are supplementary, and opposite angles are congruent.
(x -15) +(x +15) = 180
2x = 180
x = 90
Angles y and (x-15) are opposites, so ...
y = x -15 = 90 -15 = 75
Similarly, for z ...
z = x +15 = 90 +15 = 105
The values of x, y, and z are 90, 75, and 105, respectively.
You are taking a survey to determine the most popular pizza ordered at the local pizza shop. Which of the examples below will give a random sample of the population? Select all that apply. A) Watching people order pizza one night each week for a month B) Asking your friend what his favorite pizza is C) Having 50 customers rate their favorite pizza as they order D) Asking 5 people at the pizza shop what they ordered
Answer: A
Step-by-step explanation:
HELP ME NOW1)
Sheila makes stuffed peppers. The model shows the ratio relationship for the ingredients.
Peppers
Cups of Rice
7
What is the ratio of cups of rice to peppers?
Choose all the correct answers.
fo
5:7
O 7:5
07:12
O 5 to 7
O 7 to 5
Answer:
3 and 5
Step-by-step explanation:
What's the exact value of tan 15°?
Answer:
D
Step-by-step explanation:
type in my calclater it's
d
Answer:
Option D will be your answer
Step-by-step explanation:
hope it helps you
have a great day
Part 2: Kristen is paid $8.25 per hour. How much would her paycheck be for 39 hours? Show your work
The Kristen's paycheck for 39 hours is $321.75.
What is the unitary method?The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.
Given that, Kristen is paid $8.25 per hour.
Paycheck for 39 hours
= 39×8.25
= $321.75
Therefore, the Kristen's paycheck for 39 hours is $321.75.
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.....................................................
Answer:
.......................................
Step-by-step explanation:
Answer:
what-
Step-by-step explanation:
you have 6 apples at your house. if you want to pack 3 apple s for a road trip, in how many different combination could you pack the apples?
Answer:
6C3 =20
Step-by-step explanation:
Answer:
You could pack 2 combinations.
Step-by-step explanation:
This is because 6 divided by 3 is 2.
A tumor is injected with 0.5 grams of Iodine-125, which has a decay rate of 1.15% per day. Write an exponential model representing the amount of Iodine-125 remaining in the tumor after t days. Then use the formula to find the amount of Iodine-125 that would remain in the tumor after 60 days. Enter the exact answer. Enclose arguments of functions in parentheses and include a multiplication sign between terms. For example, c*exp(h) or c*ln(h).
Answer:
m = 0.2508 g
Step-by-step explanation:
We know that for continuous exponential decay, we usually use the format;
N = N_o•e^(kt)
Where N and N_o represent amount after time t and intial amount respectively. And k is decay rate.
But in this case, we are dealing with mass.
Thus, we will use;
m = m_o•e^(-kt)
We are given;
Initial mass; m_o = 0.5 g
Time after decay; t = 60 days
Decay rate; k = 1.15% per day = 0.0115 per day
Thus;
m = 0.5e^(-0.0115 × 60)
m = 0.5 × 0.5016
m = 0.2508 g
You deposit $700 into a bank account. Every year that account increases by 5%.
Determine the Initial Value:
CAN ANYONE HELP ME PLZZZ
Answer:
i thank its. 140% not 100% sure
PLEASE HELP!
Find the measure of angle 7.*
Line R is parallel to Line S. The m<2 = 55º.
1. 55 degrees, because angle 2 and 7 are alternate exterior angles
2. 55 degrees, because angle 3. 2 and 7 are corresponding angles
4. 125 degrees, because angle 2 and 7 are alternate exterior angles
5. 125 degrees, because angle 2 and 7 are corresponding angles
Find an expression which represents the sum of (10x−10y) and (−4x+6y) in simplest terms.
Answer:
Check pdf
Step-by-step explanation:
simplify the expression 10x - 8x + 2 + 10
Answer:
2x + 12
Explanation:
10x - 8x = 2x, 2 + 10 = 12, so the simplified answer is 2x + 12
Results from previous studies showed 76% of all high school seniors from a certain city plan to attend college after graduation. A random sample of 200 high school seniors from this city reveals that 162 plan to attend college. Does this indicate that the percentage has increased from that of previous studies
Answer:
Given that 162 is 81% of 200, we can affirm that the percentage of students who will attend college after high school has increased.
Step-by-step explanation:
Given that results from previous studies showed 76% of all high school seniors from a certain city plan to attend college after graduation, if a random sample of 200 high school seniors from this city reveals that 162 plan to attend college, to determine if this indicates that the percentage has increased from that of previous studies, the following calculation must be performed:
200 x 0.76 = 152
200 = 100
162 = X
162 x 100/200 = X
16,200 / 200 = X
81 = X
Thus, given that 162 is 81% of 200, we can affirm that the percentage of students who will attend college after high school has increased.
18.
There are 100 cards, numbered 1 to 100, face down on a table.
What is the probability that Jenny picks a card with a number less than 81?
Write your answer as a fraction in its simplest form.
Answer:
19/100 which is already simplified( it can't be simplified)
How I got the answer: subtract 81 from 100 and you'll get 19.
Put 19 over 100 (19/100) and there's the answer.
Write an integer to represent the following situations.
1. Loss of 5 kilograms
2. 10 degrees below zero
3. Overtime pay of 85.00
4. Spending P50.00
5. 12 years from now
Answer:
1. -5kg
2.-10 degrees
3. 85/-
4.50/-
5.12 yrs
Step-by-step explanation:
Loss - decressing so ( - )
Below - decressing so ( - )
Pay - overtime is more ( + )
Spending - giving more ( + )
Years - 12 more yrs from now
DISTANCE (METERS) TIME (SECONDS) SPEED (M/S) 30 6.6
Answer:
4.5 meters per second
Step-by-step explanation:
30/6.6 = 4.5
Assuming 30 is the meters and 6.6 is the seconds
Can someone help me with these questions pls just for a bit pls thank you so much if you help or try
Answer:
-1.75 goes in the first square ( the one closer to -2 )
-3/4 goes in the second square
1/4 in the third square
.75 in the fourth square
1 1/2 in the fifth square
-1.75 < 1 1/2
Step-by-step explanation:
Adter dinner, 3/4 of a pie ramains. If tasha eats 1/6 of the remaining pie, how much of the total pie does tasha eat?
Answer:
Adter ate [tex]\frac{1}{4}[/tex] of the remaining pie.
Step-by-step explanation:
equation:
⇒ [tex]\frac{3}{4} - \frac{1}{6}[/tex]
when subtracting fractions, make sure both denominators are the same, to do this, multiply the first fraction by 3 and the second fraction by 2
⇒ [tex]\frac{3}{4} x 3 - \frac{1}{6} x 2[/tex]
⇒ [tex]\frac{9}{12} - \frac{6}{12}[/tex]
solve:
⇒ [tex]\frac{9}{12} - \frac{6}{12}[/tex]
⇒ [tex]\frac{3}{12}[/tex]
simplify:
⇒ [tex]\frac{3}{12}[/tex] = [tex]\frac{1}{4}[/tex]
What is the length of QR?
600
20
Q
R
Select the best answer from the choices provided.
Answer:
A. 10 HOPE IT WILL HELP YOU
You earn 3653 points in level 1 of a video game and
2375 points in level 2. After level 3, your point total is
8876. Write an equation you can use to find the
number of points (p) you scored in level 3.
Answer:
8876-(3653 +2375)
Step-by-step explanation:
So your total is 8876. On the first and the second level of the game you scored 3653 and 2375. But when you where done playing the third level your total from all of the levels ended up to be 8876. So if you wanted to find how much points you got on level 3, then you would add 3653 + 2375, then suntract the total of that from 8876.
(Hope this helps)
Yours Truely, TheAnimeCatUwU
By visual inspection, determine the best-fitting regression model for the data plot below. A. exponential B. linear decreasing C. linear increasing D. no pattern
The best-fitting regression model for the data plot given is linear decreasing. Therefore, option B is the correct answer.
What is linear regression?Linear regression is a linear approach for modelling the relationship between a scalar response and one or more explanatory variables. The case of one explanatory variable is called simple linear regression; for more than one, the process is called multiple linear regression.
In the given graph, the data plot shows the decreasing order.
Therefore, option B is the correct answer.
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Which of the following is equivalent to cos(23∘)?
Answer:
0.9205
Step-by-step explanation:
Multiply 23 degrees times pi over 180
This isn't actually a math question I just wanted to know how do you become a tutor on here.
Answer:
you have to get to a certain rank and receive an invitation and then you submit a form
Step-by-step explanation:
A store marks up it prices by 37%. What is the new price of an
item that was originally $28?
Answer:
$38.36
Calculate 137% of 28, and you will get $38.36, unrounded.
The diagram shows a rectangular prism being broken down to find its volume.
Which equation represents the prism's volume?
A. 24 units3 = 24 units3 ×124 units3 = 24 units3 ×1
B. 24 units3 =12 units3 ×224 units3 =12 units3 ×2
C. 24 units3 =8 units3 ×324 units3 =8 units3 ×3
D. 24 units3 = 6 units3 ×424 units3 = 6 units3 ×4
Answer:
C. 24 units3 =8 units3 ×324 units3 =8 units3 ×3
Which measure is equivalent to 1.5 kg?
1. 15 g
2. 150 g
3. 1500 g
4. 15,000 g
Answer:
number 2.) 1,500g
Step-by-step explanation:
i just know..
John enlarged one side of his square flower bed by 8 ft to make it into a rectangle. The area of the new flower bed is 3 times the area of the old one. What was the length of the side of the old flower bed.
Answer:
4 ft.
Step-by-step explanation:
We can consider the orignial square's sides to be x, so area of the original figure: [tex]x^{2}[/tex]
The new rectangle's sides will be x and x+8, so the area of the new figure will be x^2+8x.
We know that the new area is 3 times the old one. So our equation will be:
x^2+8x=3x^2
our answer will be x=4.
Therfore, the length of the side of the old flower bed is 4 ft.
Applying the area of rectangle, an equation is created to find the length of the side of the old flower bed, which is: 4 ft.
What is Area of a Rectangle?Area = length × width.
Thus:
Let x represent the side of the square old flower bed
Area of old flower bed = x × x = x²
Dimensions of new rectangular flower bed:
Width = x
Length = x + 8
Area = 3(x²) = 3x²
Thus:
x(x + 8) = 3x²
x² + 8x = 3x²
8x = 3x² - x²
8x = 2x²
8x/2 = x²
4x = x²
4x/x = x²/x
4 = x
x = 4
Thus, applying the area of rectangle, an equation is created to find the length of the side of the old flower bed, which is: 4 ft.
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7/15 to the nearest thousandth ?
Answer:
0.47
Step-by-step explanation:
Answer:
47/100
Step-by-step explanation:
0.47 Hope it helps (•‿•)✌️
If an athlete is tested for a certain type of drug usage, then the test will come out either positive or negative. However, these tests are never perfect. Some athletes who are drug free test positive, and some who are drug users test negative. The former are called false positives; the latter are called false negatives. Assume that 5% of all athletes use drugs, 4% of all tests on drug-free athletes yield false positives, and 10% of all tests on drug users yield false negatives. Define the events as follows: Free: an athlete is drug free. User: an athlete is a drug user. Positive: an athlete is tested positive Negative: an athlete is tested negative. Then, we have P(User) - 0.05, P(Positive Free) = 0.04, and P(Negative User) - 0.10, What is the probability that a randomly selected athlete tests positive, P(Positive)? a. 0.083 b. 0.127 c. 0.308 d. 0.312
Answer:
positive...............
15. What is x to the nearest tenth?
А
2
62
44
C.c
B
78
A 37.5
B 52.5
© 75.0
D 103.0
Answer:
................
D 103.0
12.5% of what number is 12?
Answer:
100.45
Step-by-step explanation:
Answer:
x = 96
Step-by-step explanation:
We have, 12.5%(x) = 12
or, 12.5/100(x) = 12
Multiplying both sides by 100 and dividing both sides by 12.5,
we have x = 12(100/12.5)
x = 96