Q31. - Algebra 1

Question

PET STORE In a pet store, 15% of the animals are hamsters. If the store has 40 animals, how many of them are hamsters?

Step-by-Step Solution

Answer

The number of hamsters in a pet store is 6.

Step 1. Given information.

A pet store has 40 animals and 15% of the animals are hamsters.

Step 2. Definition of percentage

A percentage is a ratio that can be expressed as a fraction of 100.

Step 3. Assumptions and apply the definition of percentage

Let x number of hamsters be there.

According to the question,

$15\%\times 40=x$

Step 4. Calculations.

$$\begin{gathered} 15\%\times 40=x \\ \frac{15}{100}\times 40=x \\ 6=x \end{gathered}$$

Thus, the number of hamsters in a pet store that has 40 animals is 6.