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susan can type 10pages in 5 minutes.Mary can type 5 pages in 10minutes working together,how many pages can they type in 30 minutes?

+1 vote
a)42 
b)64 
c)75 
d)51
asked Nov 2, 2013 in TCS by Campusgate

1 Answer

0 votes
together they work in 10 min = (10*2+5)=25
next 10 min =50
next 10 min =75 Ans
answered Nov 23, 2013 by shubh1708
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