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in a class of 28 pupils 75% practice their math skills using online puzzles and rc size in the internet how many are these pupils​

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Rueljohnreynonatoviz

MY SELF ANSWER

  1. 21 pupils practice their math skills using online puzzles and rc size in the internet.

FORMULA

There are 28 pupils in a class and only 75% practice their skill.

28 multiply to 75% equals to 2,100

2,100 ÷ 100% = 21

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