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

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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) About Me  (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