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ICSE Class 8 Answered

A is 3 times faster than B and takes10 days less than bto do a work. Find howmany days are required by each to complete the work separately.
Asked by nathsantanukumar | 10 Aug, 2018, 07:13: AM
answered-by-expert Expert Answer
Let A can finish the work in x days
B can finish the work in x+10 days
So the work done by A in one day = 1/x times the total work
and the work done by B in one day = 1/x+10 times the total work 
1/x=3(1/x+10).....A is 3 times faster than B
x=5 days
x+10=15 days
Answered by Arun | 13 Aug, 2018, 12:32: PM
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