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2012 AMC 10A Problem 19

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2012 AMC 10A Problem 19AMC 10 Step by Step

Name: Date: September 13, 2026

Linear Equations & Word Problems · difficulty 4 of 5 · about 7 min · position P16-20

Paula the painter and her two helpers each paint at constant, but different, rates. They always start at $8:00$ AM, and all three always take the same amount of time to eat lunch. On Monday the three of them painted 50% of a house, quitting at $4:00$ PM. On Tuesday, when Paula wasn't there, the two helpers painted only 24% of the house and quit at $2:12$ PM. On Wednesday Paula worked by herself and finished the house by working until $7:12$ P.M. How long, in minutes, was each day's lunch break?

A)
$30$
B)
$36$
C)
$42$
D)
$48$
E)
$60$

2012 AMC 10A Problem 19

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