Question

A pool is filled with water at a rate of 2 liters every 5 seconds.

Which expression represents the rate at which the pool is filled in milliliters per second? Use 1 liter =1,000 milliliters
.

A.
20
5

B.
0.002
5

C.
2,000
5

D.
2
5

Answer 1

2 liters = 2 × 1000 = 2000 milliliters, so the rate is 2000 milliliters per 5 seconds, i.e. 2000/5 mL/s = 400 mL/s.

Answer: C.