To go on the class trip, Chang needs at least $125. He has saved $45, and he makes $7 an hour at his job. What is the minimum number of complete hours he must work to have enough money to go on the trip? (Assume there are no withholdings from his check.)

Question

Mathematics

Evan Lam

2 September, 15:25

To go on the class trip, Chang needs at least $125. He has saved $45, and he makes $7 an hour at his job. What is the minimum number of complete hours he must work to have enough money to go on the trip? (Assume there are no withholdings from his check.)

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Jessie Rosales · Answer 1

To start off, Chang has already saved $45. $125 - $45 = $80. Therefore, he owes $80. $80 : 7 = 11.4285714286, so he needs to work 12 full hours to pay for his trip.