Assignment for Q2
Mohan can complete the work in 8 hours. Sundar can complete the same work in 10 hours. Mohan and Sundar together start the work but Mohan leaves one hour before the
completion of the work. How long was Sundar working?
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1
Number of pages typed by Ravi in 1 hour = 32 = 16 .
6 3
Number of pages typed by Kumar in 1 hour = 40 = 8.
5
Number of pages typed by both in 1 hour = ( 16 + 8 ) = 40 .
3 3
Therefore Time taken by both to type 110 pages = ( 110 x 3 ) hours
40
= 8 1 hours (or) 8 hours 15 minutes.
4
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