Someone finished 3/5 of the 45 math problems he was assinged today. How much more time, to the nearest minute, will the rest of the problems take him to finish?

Question

Here are the choices:

A. 18min

B. 27min

C. 32min

D. 43min

Answer 1

Someone finished 3/5 of the 45 math problems he was assinged today. How much more time, to the nearest minute, will the rest of the problems take him to finish?
Here are the choices:
A. 18min
B. 27min
C. 32min
D. 43min

You haven't told us how long it took to finish the 3/5 of the problems that
he already worked. It is impossible to pick a remaining time when there
is nothing to compare.