A ball is thrown in the air from a ledge. Its height in feet is represented by f(x) = -16(x2 - 5x-6), where x is the number of seconds since the ball has
been thrown. The height of the ball is O feet when it hits the ground.
How many seconds does it take the ball to reach the ground?
A. 1
B. 5
C. 16
D. 6

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

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.

A. 120 degrees b. 90 degrees c. 30 degrees d. 60 degrees