Practice MCQ Questions and Answer on Time and Work
91.
X can do a piece of work in 40 days. He works at it for 8 days and then Y finished it in 16 days. How long will they together take to complete the work?
- (A) $$13\frac{1}{3}$$ days
- (B) 15 days
- (C) 20 days
- (D) 26 days
92.
A, B and C completed a work costing Rs. 1800. A worked for 6 days, B for 4 days and C for 9 days. If their daily wages are in the ratio of 5 : 6 : 4, how much amount will be received by A ?
- (A) Rs. 600
- (B) Rs. 750
- (C) Rs. 800
- (D) Rs. 900
93.
If 72 men can build a wall of 280 m length in 21 days, how many men could take 18 days to build a similar type of wall of length 100 m ?
- (A) 30
- (B) 10
- (C) 18
- (D) 28
94.
Two worker A and B are engaged to do a piece of work. A working alone would take 8 hours more to complete the work that when work together. If B worked alone, would take $${\text{4}}\frac{1}{2}$$ hours more than when working together. The time required to finish the work together is = ?
- (A) 5 hours
- (B) 8 houras
- (C) 4 hours
- (D) 6 hours
95.
639 persons can repair a road in 12 days working 5 hours a day. In how many days will 30 persons working 6 hours a day complete the work ?
- (A) 210 days
- (B) 213 days
- (C) 214 days
- (D) 215 days
96.
P can complete a work in 12 days working 8 hours a day. Q can complete the same work in 8 days working 10 hours a day. If both P and Q work together, working 8 hours a day, in how many days can they complete the work?
- (A) $$5\frac{5}{{11}}$$
- (B) $$5\frac{6}{{11}}$$
- (C) $$6\frac{5}{{11}}$$
- (D) $$6\frac{6}{{11}}$$
97.
12 monkeys can eat 12 bananas in 12 minutes. In how many minutes can 4 monkeys eat 4 bananas ?
- (A) 4 minutes
- (B) 10 minutes
- (C) 12 minutes
- (D) 8 minutes
98.
Antony and Vikas together can complete a piece of work in 20 days and Vikas alone can complete it in 25 days, In how many days can Antony alone complete the same work?
- (A) 90 days
- (B) 80 days
- (C) 100 days
- (D) 110 days
99.
5 men can do a piece of work in 6 days while 10 women can do it in 5 days. In how many days can 5 women and 3 men do it ?
- (A) 4 days
- (B) 5 days
- (C) 6 days
- (D) 8 days
100.
Five men are working to complete a work in 15 days. After five days 10 women are accompanied by them to complete the work in next 5 days. If the work is to be done by women only, then in how many days could the work be over if 10 women have started it ?
- (A) 10 days
- (B) 12 days
- (C) 15 days
- (D) 18 days