# Quantitative Aptitude :: Time and Work Problems And Answers

Time and Work Formulaes

 Quantitative Aptitude Reasoning Programming Verbal Ability

71. A works twice as fast as B. if both of them can together finish a piece of work in 12 days, then B alone can do it in

 A. 24 days B. 27 days C. 36 days D. 48 days

72.  A man, a woman and a boy can complete a job in 3 days, 4 days and 12 days respectively. How many boys must assist 1 man and 1 woman to complete the  job in 1/4th of a day?

 A. 10 B. 41 C. 31 D. 21

73. A does 4/5th of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work?

 A. 23 days B. 37 days C. 37 ½ days D. 40 days

74. A can do 1/4th part of the work in 10 days, B can do 40% of the work in 40 days and C can do 1/3rd of the work in 13 days. Who will complete the work first?

 A. A B. B C. C D. A and C both

75. A alone can finish a work in 10 days which B alone can finish in 15 days. If they work together and finish it, then out of a total wages of Rs.3000, A will get:

 A. Rs.1200 B. Rs.1500 C. Rs. 1800 D. Rs.2000

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