Which inequality represents this situation?

Ari works h hours each day. He earns $21 per hour. Ari earns less than $150 a day. How many hours does he work each day?

a. 21h > 150
b.21 + h < 150
c.h/21 < 150
d.21h < 150

2 answers

A shows that he earns more than 150 a day

B doesn't make sense

C -- why would you divide?

D is correct. 21 times the number of hours is less than 150.
thank you so much