abigailnowicki5 abigailnowicki5

29-04-2016
Mathematics

contestada

Jesse buys 7 granola bars for $3.15. Caroline purchases 13 granola bars for x. if the unit price remains the same, what is the value of x?

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nathan127 nathan127

29-04-2016

First we find the price of 1 granola bar:

$3.15 / 7 granola bars = $0.45 per granola bar

13 granola bars * $0.45 each = x
13 * 0.45 = $5.85
x = $5.85

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