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- 1. A can do a work in 60days and B in 12 days.Then A and B together do the work in,how many days?
A.5 days
B.4 days
C.10 days
D.2 days
Answer & Explanation
Answer: Option C 
A's 1day's work = 1/60
B's 1day's work = 1/12
They work together = 1/60 + 1/12 = 10 days
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- 2. A and B together can do a work In 4 days. A alone can do it in 12days.what time B will take to do the work alone?
A.6 days
B.8 days
C.12 days
D.10 days
Answer & Explanation
Answer: Option A
A and B 1day's work = 1/4
A alone can do 1day's work = 1/12
what time B will take to do the work alone?
B = (A+B) - A = (1/4) - (1/12) = 6 Days
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- 3. A can do a work in 24 days and B can do it in 8 days. In how many days A and B can do the work?
A.20 days
B.10 days
C.6 days
D.8 days
Answer & Explanation
Answer: Option C
A's 1day's work = 1/24
B's 1day's work = 1/8
They work together = 1/24 + 1/8 = 6 days
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- 4. A can do a work in 30 days, B can do it in 20 days. They together under took to do a piece of work for Rs.1000, what is the share of B?
A.Rs.500
B.Rs.400
C.Rs.800
D.Rs.600
Answer & Explanation
Answer: Option D
Share of their work days = 30:20
Share of their work =20:30
Share of B’s money = 3/5*1000 =600
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- 5. A and B can do a piece of work in 40 days and 50 days respectively. They work together for 10 days and B leaves. In how many days the whole work is completed?
A.28 days
B.60 days
C.20 days
D.30 days
Answer & Explanation
Answer: Option A
(A+B)’s 10 days work = 10[1/40+1/50]=10[5+4/200]= 9/20
A complete remaining work in 9/20*40 = 18
Total work = 10+18 = 28days
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To whom this Time and Work Questions and Answers section is beneficial?
Students can learn and improve on their skillset for using Verbal Ability effectively and can also prepare for competitive examinations like...
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