Time and Work Questions Practice Question and Answer
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Q: Ratan can complete a work in \(5 {1 \over 2}\) days while Rupesh can complete it in \(10 {1 \over 2}\) days. In how many days can they both complete it working on it together? 3505 25d147c239aeb0a08f1e67215
5d147c239aeb0a08f1e67215- 1\(3 {39 \over 64 }\)true
- 2\(4 {39 \over 64 }\)false
- 3\(5 {39 \over 64 }\)false
- 4\(6 {39 \over 64 }\)false
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Answer : 1. "\(3 {39 \over 64 }\) "
Q: A and B can do a piece of work in 12 days. B and C in 15 days and C and A in 20 days. If A, B and C work together, they will completer the work in : 992 05cf0f1db0b8bee0fb6178ad9
5cf0f1db0b8bee0fb6178ad9- 15 daysfalse
- 2$$ 7{5\over 6} \ days$$false
- 310 daystrue
- 4$$ 15 {2\over 3} \ days$$false
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Answer : 3. " 10 days"
Q: A man a woman and a boy can complete a job in 3, 4 and 12 days. How many boys must assist 1 man and 1 woman to complete the job in $$ {1\over 4} \ days$$ of a day ? 940 05cf0f2b30b8bee0fb6178ae2
5cf0f2b30b8bee0fb6178ae2- 11false
- 24false
- 319false
- 441true
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Answer : 4. "41"
Q: A, B and C together can do a work in 8 days if A and B can do it in 20 and 30 days respectively. In how many days C alone can complete it? 3352 25d14842c9aeb0a08f1e67220
5d14842c9aeb0a08f1e67220- 116false
- 218false
- 320false
- 424true
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Answer : 4. "24"
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? 1114 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; 1214 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 ? 1106 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? 2311 05d1485969aeb0a08f1e67225
5d1485969aeb0a08f1e67225- 113false
- 2\(13 {1 \over 13 }\)true
- 3\(18 {4 \over 3 }\)false
- 418false
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Answer : 2. " \(13 {1 \over 13 }\)"
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