The number of kids in a robotics club grew from 23 to 31. what was the percent increase in the number of kids in the club? round your answer to the nearest whole percent.

Step-by-step explanation:

For this exercise you need to use the following formula:

According to the exercise, the number of kids in a robotics club grew from 23 to 31; then you can identify that:

Knowing these values, you can substitute them into the equation and then evaluate, in order to find the percent increase in the number of kids in the club. Then:

Rounding it to the nearest whole percent:

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step-by-step explanation:

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