100+ Solved MCQs on Time and Work

Q.  Raj can build a house alone in 16 days but Suraj alone can build it in 12 days. Raj and Suraj work on alternate days. If Raj works on first day, the house will be built in how many days?


a. 12.5 days
b. 13(3/4) days
c. 48/7 days
d. 24/7 days
ANSWER: 13(3/4) days
time and work


2)   A can complete a work in 12 days and B can complete in 8 days. A works for 8 hours every day while B works for 10 hours every day. If A and B together start working 8 hours per day, in how many days will they complete the work?
- Published on 11 Apr 17

a. 8 days
b. 60/11 days
c. 39/12 days
d. 15/8 days

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