A mobile battery in 1 hour charges to 20 percent.How much time (in minute) will it require more to charge to 40 percent. Answers
A) 120  B) 150  C) 175  D) 160  E) 130
1 hr =20 percent.Thus 15 min=5 percent .Now to charge 40 percent 120 min.120nswer:120
<result>A</result>
A mobile battery in 1 hour charges to 20 percent.How much time (in minute) will it require more to charge to 40 percent.