SOLUTION: The U.S center for Disease Control reported that 4 out of 10 people with incomes between $15,000 and $24,999 exercise regularly. About how many people exercise regularly in a group

Question 465290: The U.S center for Disease Control reported that 4 out of 10 people with incomes between $15,000 and $24,999 exercise regularly. About how many people exercise regularly in a group of 85 people who are in the preceding income bracket?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi

One would expect 4/10 of the 85 to be:  .4*85 = 34 of them 

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