Question

Gigi earned $65 for 5 hours of gardening. She earned $90 for 9 hours of office work. Which statement correctly compares Gigi’s earning per hour for gardening and office work? She earned $3 more per hour for office work than for gardening. She earned $4 more per hour for office work than for gardening. She earned $3 more per hour for gardening than for office work. She earned $4 more per hour for gardening than for office work.

Answer 1

Given :

• Money earned for 5 hours of gardening = $65

• Money earned for 9 hours of office work = $90

To Find :

• compares Gigi’s earning per hour for gardening and office work

Solution :

Money earned for 1 hours of gardening = $65/5

⇒Money earned for 1 hours of gardening = $13

_____________________

Money earned for 1 hours of office work = $90/10

⇒ Money earned for 1 hours of office work = $10

_____________________

Compare = 13 - 10

⇒ Compare = 3

★ She earned $3 more per hour for gardening than for office work