TS ICET 23 May 2019 Shift 1 Paper

Question : 101 of 200

Marks: +1, -0

Three workers can individually complete a work in 7, 14 and 28 days respectively. If all the three work together the number of days needed to complete the same work is

4
5
$5 1/2$
6

Validate

Solution:

Part of the work done in 1 day by the

\;{1}/{7}+\;{1}/{14}+\;{1}/{28}=\;{4+2+1}/{28}

=\;{7}/{28}=\;{1}/{4}

Working together the three workers can complete the work in 4 days.

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