Answer:
20 minutes
Step-by-step explanation:
If Miguel can unload 10 boxes in 5 minutes, that means that he loads 2 boxes per minute. Assuming he he has a constant unloading speed, it would take him 20 minutes to unload all 40 boxes.
I found this by dividing 40 (boxes) by 2 (min per box)
The second option: Waxing crescent - first quarter; Waning gibbous - third quarter
d
The y intercept is 0, and the slope is 5x.
Equation: y = 5x +0.