Time and work Practice Question and Answer
8 4 Q:
5dbfba79656bc31fa3165069 4 4 4 4 4 4 4 Q:
5d71f0d9e70d464ce7165103
Q: 12 men complete a work in 18 days. Six days after they had started working, 4 men joined them. How many days will all of them take to complete the remaining work?
1763 05dbfba79656bc31fa3165069
5dbfba79656bc31fa3165069- 110 daysfalse
- 212 daysfalse
- 315 daysfalse
- 49 daystrue
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Answer : 4. "9 days"
Q: A can finish a piece of work in 18 days and B can do the same work in half the time taken by A. Then working together. What part of the same work they an finish in a day? 1451 05cf0f058c97a225730e3b24b
5cf0f058c97a225730e3b24b- 1$${1\over 6}$$true
- 2$${2\over 5}$$false
- 3$${1\over 9}$$false
- 4$${2\over 7}$$false
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Answer : 1. " $${1\over 6}$$"
Q: A single person takes 4 minutes to type a page, if from 12 noon to 1.00 pm., 1080 pages are to be typed, how many persons should be employed on this job? 4912 05d148d649aeb0a08f1e67464
5d148d649aeb0a08f1e67464- 1108false
- 260false
- 390false
- 472true
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Answer : 4. "72"
Q: A can do a piece of work in 6 days and B in 9 days. How many days will both take together to complete the work? 1739 05cf0eadb0b8bee0fb6178aca
5cf0eadb0b8bee0fb6178aca- 17.5 daysfalse
- 25.4 daysfalse
- 33.6 daystrue
- 43 daysfalse
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Answer : 3. " 3.6 days"
Q: A can cultivate $${2\over 5}$$ of a land in 6 days and b can cultivate $${1\over 6}$$ of the same land in 10 days. Working together A and B can cultivate $${4\over 5}$$ of the land in; 1780 05cf0ec53c97a225730e3b246
5cf0ec53c97a225730e3b246- 14 daysfalse
- 25 daysfalse
- 38 daystrue
- 410 daysfalse
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Answer : 3. " 8 days"
Q: A and B can do a piece of work in 72 days. B and C can do it in 120 days. A and C can do it in 90 days. In how many days all three together can do the work ? 1698 05cf0f244c97a225730e3b25d
5cf0f244c97a225730e3b25d- 180 daysfalse
- 2100 daysfalse
- 360 daystrue
- 4150 daysfalse
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Answer : 3. " 60 days"
Q: A, B and C can complete a work in 10, 15 and 20 days respectively. A and B start it together. B is replaced by C after 2 days. A leave it after one more day. In how many days work was completed? 3027 05d1485969aeb0a08f1e67225
5d1485969aeb0a08f1e67225- 113false
- 2\(13 {1 \over 13 }\)true
- 3\(18 {4 \over 3 }\)false
- 418false
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Answer : 2. " \(13 {1 \over 13 }\)"
Q: A, B and C can complete a piece of work in 10, 12, and 15 days respectively, They started the work together. But A left the work before 5 days of its completion. B also left the work 2 days after A left. In how many days was the work completed?
1524 05d71f0d9e70d464ce7165103
5d71f0d9e70d464ce7165103- 14 daysfalse
- 25 daysfalse
- 37 daystrue
- 48 daysfalse
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Answer : 3. "7 days"
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