Math teacher can grade 25 test papers in 30mins. She usually takes a 10min rest grading 40 test....

A Math teacher can grade 25 test papers in 30mins. She usually takes a 10min rest grading 40 test papers. At this rate how many mins will she take to grade 120 test papers
A.2hours & 24mins
B.3hours &24mins
C.3hours
D.2hours &44mins

#WordProblem
#Mathematics
#Reviewer

test....