Question

A diver can hold his breath for two minutes under water. After practicing for a week, he can hold his breath for 5% longer. How long will he be able to hold his breath after the first week of practice?

A. 2.1 minutes
B. 2.01 minutes
C. 3.0 minutes
D. 0.1 minutes​

Answer 1

B

Explanation:

if two minutes at the time was 100percent,

then X=5percent

x=2×5/100=10/100=0.01 longer

so

0.01+2=2.01