Question

Levi earns $6.25 per hour working after school. He needs at least $143.75 for a stereo system. How many hours h does he need to work to reach his goal?

a h/6.25 143.75; h > 23; 23 hours
b 6.25h ≤ 143.75; h ≤ 23; 23 hours
c h/6.25 < 143.75; h < 23; 23 hours
d 6.25h ≥ 143.75; h ≥ 23; 23 hours

Answer 1

first it's not A nor C b/c you can't divide the hours by the amount per hour. You would need to multiply which leaves you with B and D

Answer 2

I'm pretty sure it's D

Answer 3

thx

Answer 4

Anytime!