Kelvin earns $60 a week from his job. His income increased and now makes $70 a week. What is the percent increase?
Choose the correct choice from the following choices.
A) 16.66%  B) 20%  C) 22.5%  D) 23%  E) 24.5%
Increase = (10/60)*100 = (1/6)*100 = 16.66%.   16.66%
<result>A</result>
Kelvin earns $60 a week from his job. His income increased and now makes $70 a week. What is the percent increase?