If a population of 50 Paramecium present in a pool increases to 150 after an hour, what would be the growth rate of population ?

Options

A. 50 per hour
B. 200 per hour
C. 5 per hour
D. 100 per hour

Answer

D

Explanation

Population of Paramecium at time t = 50
Population of Paramecium 1 hour after t = 150
Growth rate of population = 150 - 50 per hour
= 100 per hour