1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Kamila [148]
2 years ago
9

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?
Mathematics
2 answers:
9966 [12]2 years ago
5 0

Answer:

The answer is 18 keepers

Step-by-step explanation:

agasfer [191]2 years ago
4 0
2:7                                                (\frac{12}{42} = \frac{2}{7})
12:42

42 + 21 = 63 animals
63/7 = 9
9 x 2 = 18

The answer is 18 keepers
You might be interested in
Is the relation { (3, 2), (-1, 2), (7, 2), (0, 2)} a function? Why or why not? List the domain and range.
Makovka662 [10]

Answer:

its a function because each input (X) only has one output (y)

domain (3,-1,7,0)

range (2)

Step-by-step explanation:

6 0
3 years ago
What is the value of the expression [(1+5)x2-5]x2
Stella [2.4K]
[6 x 2 - 5] x 2
= (12 - 5 ) x 2
= 7 x 2
=14
3 0
2 years ago
Read 2 more answers
What is the probability that a randomly selected day the flight will depart after 9:11 am
ziro4ka [17]

Answer

The awnser is .0235

7 0
2 years ago
Read 2 more answers
5c-3d+11 when c=7 and d=8
nataly862011 [7]

Answer:

22

Step-by-step explanation:

substitute:

5(7) - 3(8) + 11=0

35 - 24 + 11 = 0

=22

8 0
2 years ago
Read 2 more answers
I need to find the unit rate for all three of these, if anyone could help me that’d be great! I’ll even mark as brainliest!!
Hunter-Best [27]

Answer:

5b: 14 feet per second

4: 25 students per classroom

5a: 1 Cups of flour per Cups of sugar

Step-by-step explanation:

help this helps

7 0
3 years ago
Other questions:
  • Lisa can run a mile in 7 minutes. At the rate of speed, how long would it take her to run two kilometers explain pls!!
    10·2 answers
  • How the value of a decimal changes as you move to the left or the right in a place-value chart
    15·2 answers
  • a bowling ball is dropped from a height of 24 feet. write a function that gives the height h (in feet) of the bowling ball after
    15·2 answers
  • Write an equation in standard form of the parabola that has the same shape as the graph of f(x)=5x^2or g(x)=-5x^2, but with a gi
    11·1 answer
  • Plz help I’ll mark brainliest
    8·2 answers
  • Can someone explain how to do this? i know the answer but i don't know how to work it out. Find the absolute mean deviation for
    10·1 answer
  • An animal shelter has a ratio of cats to dogs that is 9:7.
    14·1 answer
  • Find an ordered pair (x, y) that is a solution to the equation. -x+4y= 5​
    9·1 answer
  • A group of friends wants to go to the amusement park. They have
    7·1 answer
  • Help please!! if you can help me​
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!