In a zoo, the ratio of adults to children is 8 to 3. if there are 154 people in the zoo, how may children are there?

The children in the zoo are 42.

Step-by-step explanation:

Given:

In a zoo, the ratio of adults to children is 8 to 3.

There are 154 people in the zoo.

Now, to find the children there in the zoo.

Let the adults be .

And the children be .

Total number of people = 154.

According to question:

Adults + children = total number of people.

⇒

⇒

Dividing both sides by 11 we get:

⇒

Thus putting the value of we get:

Adults = 8 × 14 = 112.

Children = 3 × 14 = 42.

Therefore, the children in the zoo are 42.

the perimeter is increased by a factor of 2

wholesale price is the initial price before markup. retail price comes after the markup.

a price of 8 bucks that's marked up by 100%   is

formula: initial price + (percent markup in fraction/decimal)(initial price)

8+(1)(8)

8+8

16

retail price is $16.