question_answer

Yesterday Minakshi typed an essay of 9000 words at the speed of 60 words per minute. Today she has typed the same essay faster yesterday. What is the difference in the time she took to type yesterday and the time she took has taken to type today?

A)  20 minutes                   

B)  30 minutes

C)  10 minutes                   

D)  40 minutes

E)  None of these