Question

The school gym can hold no more than 650 people. The bleachers will seat 176 people. The PTA is setting up 25 rows of chairs for their meeting. At most, how many chairs can be in each row?

Answer 1

the answer is 18 i just got it on usa test prep

Answer 2

For the gym to seat 650 people, including 176 in the bleachers, there must be 650-176=474 chairs. If those chairs are arranged in 25 rows, there must be

... ceiling(474/25) = 19

chairs in each row.

_____

One of the rows can have only 18 chairs. The "ceiling" function returns the smallest integer not less than its argument.