Your pump empties the water from a swimming pool in 6 hours. when your friend's pump is used together with your pump, the pool is emptied in 1.5 hours. how long (in hours) does it take your friend's pump to empty the pool when working alone? hour(s)

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.