Problema Solution
A pre-election survey showed that 7 out of 15 voters would vote in an election. At this rate, how many people would be expected to vote in a city of 210,000?
Answer provided by our tutors
let x represents the number of people expected to vote in a city of 210,000
7/15 = x/210,000
by solving we find:
x = 98,000
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98,000 voter out of 210,000 are expected to vote.