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 and B can do a work in 40 days and 60 days respectively They start work together and work for 15 d...........

Quantitative Aptitude (HAS) Time and work

A and B can do a work in 40 days and 60 days respectively. They start work together and work for 15 days then C joins them and they finish the work in 20 days. If they get total wage of Rs 720 then find the share of C.

Rs 100

Rs 240

Rs 360

Rs 120

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Explanation:

Solution:
A=40 ———– 3 (Total = 120)
B=60 ————2
A+B=————-5
In 15 days =5*15=75 work
45 remaining which is completed in 5 days, means
1 day work of A, B and C is 9
1 day work of C=9-5=4
5 day work of C=20
ratio of wages A:B:C = 60(3*20) : 40(2*20) : 20=3:2:1
Share of C= 1/6*720=120

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