Question

Can someone help me??

Answer 1

1) x represents the # of cranes

3x represents the # of cranes * 3 minutes

10 represents the time the centerpiece took

30 is the time limit

2) x
`x\geq (20)/(3) or 6(2)/(3)`

Btw, i'm not sure which way the signs go since I learned this a while ago.

Explanation:

Good Luck!!!