Can you help me please (get brainliest)

9514 1404 393

Answer:

  4/25

Step-by-step explanation:

Put the numbers where the letters are and do the arithmetic.

  [tex]\left(2\cdot\dfrac{-1}{2}\cdot\dfrac{2}{5}\right)^2=\left(\dfrac{-2}{5}\right)^2=\dfrac{(-2)^2}{5^2}=\boxed{\dfrac{4}{25}}[/tex]

In an aquiarium, there are 7 large fish and 6 small fish. Half of the small fish are red. One fish is selected at random. Find the probability that it is a small, red fish.

A circle has a diameter of 4.8 cm. Find, rounded to 2 decimal places, its area and perimeter

'SOMEBODY PLEASE HELP I WILL GIVE YOU A BRAINLIEST


PROP/CONSTANT


A factory makes 36 cookies in 12 mins. How many cookies can they make in ONE minute?


6 cookies

4 cookies

3 cookies

2. A bathtub leaks 1/2 cup of water every 1/4 minute. How many cups of water leak every minute?


3 1/2 cups

1 cup

2 cups

3. 5 glazed donut has 750 calories altogether. How many calories are in TWO donuts?

300 calories

150 calories

450 calories

4. A cell phone company charges $70 for 2 months of service, and $210 for 6 months of service. What is the constant rate (per month) for the service?


$40 per month

$35 per month

$55 per month

5. Which is the formula to find the constant of a chart?


k = y/x

y = kx

x = k/y

6. A chart is not considered proportional if...


the chart has too many large numbers

the x values are bigger than the y values

if the y values are bigger than the x values

if there is no constant (k)

Use the chart below for questions 7 and 8


7. Is the chart above proportional?

Yes

No

8. Determine the constant(k) of the chart.


k = .75

k = 1.75

k = 2.15

Doesn't have a constant

Use the chart below to answer questions 9 - 12.


9. Is the chart above proportional?

8 points

Yes

No

10. Determine the constant(k) of the chart?

10 points

k = 5

k = 4

k = .25

11. Which formula satisfies an equation for Y.


y = 4x

y = .25x

y = 5x

12. Find the value of y when x is 49.


12.25

196

80

18

Which table represents a quadratic function?
.
2
f(x)
6
f(x)
-9
f(x)
-5
-3
Sx)
0.25
-2.
-1
1-2
-2
-1
3
-1
-4.5
0 | |N| دي |
-2
-1
0
0.5
1
o
0
-1
0
1
1
1
No
4.5
1
2
2
4
N
0|
2
3
9
o
o
o

sandy is cutting bows out of ribbon which will be used to rap gifts. If sandy need 9/7 feet of ribbon to make a bow and she has 18 feet of ribbon then how many bows can sandy make.

Find the value of X in this picture

what is the slope- intercept form of 4x+5y=20

I neeed helppp please

Math Problem! please help!

Courtney is building a rectangular wading pool. she wants the area of the bottom to be 54 ft square feet. she also wants the length of the pool to be 3 feet longer than twice the width. what are the dimensions of the pool?

Help me please ????????????

2) The spinner was spun 60 times. On 20 out of 60 times, the arrow landed on a blue section. What is the experimental probability of landing on a section that is blue?​

Robert is lying on the ground, looking at the top of a flagpole. The angle of elevation to the top of the flagpole is 25°
. What is the height of the flagpole if the distance from his eyes at the ground to the base of the flagpole is 200 ft?

A
181 ft
B
429 ft
C
93 ft
D
85 ft

Glen makes 4% commission on his sales. If he makes a sale of $12,000, how much commission does he make? SHOW UR WORK

Please help, solve for x?

(a) Omar changed 800 rands into dollars when the rate was $1 = 6.25 rands.
(i)
How many dollars did Omar receive?

I have tried this for almost 20 mins
, I might give up soon

Rate my looks from 1/10 and pls dont judge me i woke up early and got no sleep last night plss

Amber is designing cylindrical containers that are each 2 meters tall. Which graph
shows the relationship between the radius (x) of each cylinder and its volume (/)?

Kate has an interior decorating business. She charges a base fee of $25 for each visit and $40 per hour for her labor. 1) Write a function rule to represent this situation for, C, the total cost and h number of hours. 2) Identify the domain and range for the situation. 3) Explain if the situation is discrete or continuous. (if there is no explanation, there will be no credit given) PLEASE I NEED FAST ILL GIVE BRAINLIEST

PLEASE HELP ME WITH THIS, DUE IN 30 MINUTES, 20 POINTS!!!!!!

A 6-pint jug of water costs $3.84. What is the price per cup?

Michael started a savings account with $300. After 4 weeks, he had $350 dollars, and after 9 weeks, he had $400. What is the rate of
change of money in his savings account per week?
Person to answer get prize
Pls help

Can you help me solve x it would help me a lot thanks

n is an integer.

Write down the values of n such that -8 ≤ 4n < 12

Algebra question on matrices. Please help!!
Solve the system of equations below using matrices.

Label the endpoints to round 21.897 to the nearest hundredth​

Lily sold 18 items at the street fair. She sold bracelets for $6 each and necklaces for $5 each for a total of $101. Which system of equations can be used to find b, the number of bracelets she sold, and n, the number of necklaces she sold?
b + n = 101
6b + 5n = 18
b + n = 101
5b + 6n = 18
b + n = 18
6b + 5n = 101
b + n = 18
5b + 6n = 101

brainliest promised. very easy. 6th grade stuff

x-4y=-12
what is this supposed to equal