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.

Question

3 years ago

9

If 21 more animals are added, how many total keepers are needed to maintain the ratio of keepers to animals?

2 answers:

9966 [12] · Answer 1 · 2022-07-04T09:08:45+03:00

9966 [12]3 years ago

5 0

Answer:

The answer is 18 keepers

Step-by-step explanation:

agasfer [191] · Answer 2 · 2022-07-04T06:39:54+03:00

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