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Chapter 1: Q31. (page 22)

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

Short Answer

Expert verified

The number of hamsters in a pet store is 6.

Step by step solution

01

Step 1. Given information.

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

02

Step 2. Definition of percentage

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

03

Step 3. Assumptions and apply the definition of percentage

Let x number of hamsters be there.

According to the question,

15%脳40=x

04

Step 4. Calculations.

15%脳40=x15100脳40=x6=x

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

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