Sun	Mon	Tue	Wed	Thu	Fri	Sat
23	24	25	26	27	28	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	29
30	31	1	2	3	4	5

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Multiple Choice Questions

A is 40 more efficient than B and C is 20 less efficient than B Working together they can finish a w...........

Quantitative Aptitude (CGL) Time and work

A is 40% more efficient than B and C is 20% less efficient than B. Working together, they can finish a work is 5 days. In how manydays will A alone complete 70% of that work?

This questions was previously asked in

SSC CGL 10 June 2019 Shift-2

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Explanation:

Let efficiency of B be 10 therefore,
Efficiency of A= (140% of B) = 14
Efficiency of C= (80% of B) = 8
now, total efficiency * total day = total work
(14+10+8)*5=160
time taken by A to complete 70% work,
(160*70/100)/14
=8

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