Select the correct answer.


The ratio of keepers to animals in the city zoo is 2 : 7. The table shows the current numbers of animals and keepers in the zoo. If 21 more animals are added, how many total keepers are needed to maintain the ratio of keepers to animals?


free 50 points btw

Answer:

You need 8 keepers in total.

Step-by-step explanation:

2:7   _:28

28 divided by 7 is 4

4 times 2 is 8

Answer:

8

Step-by-step explanation:

2/7= _/28

Cross multiply and divide and you will get 8

Please answer these and I will give brainliest!!!

Use dimensional analysis to convert each rate. Round your answer to the nearest hundredth if necessary.
#1. A cyclist travels 56 miles in 4 hours. Find the cyclist in feet per minute.
#2. Lebron James', contract is rumored to be around 430,000,000 per year. Convert this to dollars per minute.
#3. A giraffe can run 32 miles per hour. What is their speed in feet per second?

The expression 1.5a+0.5b gives the cost (in dollars) for a board games and b puzzles at a garage sale.

a. The cost for 1 board game is $
and the cost for 1 puzzle is $
.



b. The total cost for 2 board games and 2 puzzles is $
.




Question 2
c. Is $10 enough to buy 4 board games and 8 puzzles?

Need helpp fastt plss will give brainliest to who is correct plss helpp

Write an algebraic expression for the situation. 7 less than the quotient of y divided by 4

We need to know what the best buy is for purchasing t-shirts at three different stores.

Fred Meyer: 6 shirts for $25.48 Target: $17.99 for 4 shirts Amazon: 5 shirts for $21.09

A. What is the price per shirt at Fred Meyer?

B. What is the price per shirt at Target?

C. What is the price per shirt at Amazon?

D. Which store has the best buy?

A number line going from negative 1 and two-thirds to positive 1 and two-thirds in increments of one-third. What is 1 and two-thirds minus 2 and one-third

The price of Stock A at 9 A.M. was $12.57. Since then, the price has been increasing at the rate of $ 0.11 each hour. At noon the price of Stock B was $. It begins to decrease at the rate of $ 13.32 each hour. If the two rates continue, in how many hours will the prices of the two stocks be the same?

please help i dont get it..

Determine the average rate of change from 0 to 3.

Hey can you please help me please and thank you

Use the data to find the upper quartile value.


Movie Ticket Fees at a Local Theater
$10.25 $9.75
$8.75 $12.75
$11.00 $6.50

Your soccer team is holding a silent auction dinner as a fundraiser to pay for the team uniforms. The list shows all the expenses for the silent auction.

A tablet that costs $280
Soccer tickets that cost $100
A gift card that costs $20
The cost of the food is $400
The members of the soccer team will be selling tickets to the silent auction. A ticket to the silent auction includes chances to win prizes and dinner. The ticket cost is set so that 50 tickets will pay for the cost of the prizes and food.

Question 1
Part A

Build a function that can be used to find the total profit, f(x), the soccer team earns by selling x tickets. Show your work to build this function.

Question 2
Part B

Your soccer team needs to raise at least $500 more than the total cost of the expenses. What is the minimum number of tickets that must be sold in order for your team to reach their goal? Use mathematics to justify your answer.

100×0.23 =
101×0.23 =
102×0.23 =
103×0.23 =

You put $6000 in an account. The account earns $1050 simple interest in 5 years. What is the annual interest rate?

if some one did 35% of their hw over 7 days if that person reads the same amount of pages each night , how many more days will it take to finish the hw packet ?

A:55.75 hours
B:55.35 hours
C:56.35 hours
D:56.75 hours

Evaluate 50-3d if d=12



PLEASE HURRY! I'M TIMED!

Can someone help me with this. I don't know it and it is taking forever so can someone help me with it. Thank you

And also this is for 10 points :)

A painting has an area of 108 square inches. The dimensions of the painting are 12 and x + 3. What is the perimeter of the painting? PLEASE HELP 15 points if you get it correct

A research article claims that 52% of people have at least one pet. Suppose the claim is true for a school with 450 students. What would be the ratio of the actual number of students who have a pet to the actual total number of students?

-2.8f + 0.9f - 12 - 4

Some people advise that in very cold​ weather, you should keep the gas tank in your car more than half full. Irene​'s car had 6.5 gallons in the 15​-gallon tank on the coldest day of the year. Irene filled the tank with gas that cost ​$3.80 per gallon. How much did Irene spend on​ gas? Fast Please

A German shepherd puppy weighed 25 pounds at 4 months old and 31 pounds at 5 months old. What is the percent increase or decrease of its weight?

y = 4x - 7
What is the slope?

y = -3x + 1
What is the y-intercept?

Help plssssssss!i need this done

1. what units do we measure mass in?
?
2. a block is 3 cm wide by 3 cm tall by 6 cm long. what is the volume of the block
?
3. what is an atom?
?
4. give an example of a chemical change.
?

Which best describes the equation that the graph represents?
Btw I’m giving out 100 points cuz I have too much.

Please answer quickly! will give brainliest!
a farmer has chickens and cows inside the fence. he counts 17 heads and 58 legs. how many animals were cows and how many were chickens?

each animal has a normal amount of legs

please help due soon will give branliest and 10 points

Carla has $90. She makes $6 per day walking a neighbor's dog for half an hour, but she spends $7.50 per day on lunch. What is the fewest number of days for which Carla will have less than $30? Solve this inequality to find out. 90 + 6x - 7.5x < 30 (hint: combine like terms first)

A- 30
B- 41
C- 60
D- 90