Chain Rule Aptitude MCQ Questions with Answers

Question. If 16 men working 7 hours day can plough a field in 4l days, in how many days will 14 men working 12 hours a clay plough the same field ?
a) 46
b) 32
c) 35
d) 30

Answer : B

Question. 3 pumps working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day ?
a) 9
b) 10
c) 11
d) 12

Answer : D

Question. If the price of 23 toys is 276, then what will the price of 12 toys ?
a) 144
b) 148
c) 156
d) 186

Answer : A

Question. 36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work ?
a) 24 days
b) 28 days
c) 34 days
d) 35 days

Answer : A

Question. If 18 people bind 900 books in 10 days , How many people will be required to bind 660 books in 12 days ?
a) 22
b) 14
c) 13
d) 11

Answer : D

Question. 39 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) 10
b) 13
c) 14
d) 15

Answer : B

Question. 4 person can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 person in 8 days ?
a) 16
b) 12
c) 8
d) 4

Answer : A

Question. A certain number of men can finish a piece of work in 100 days. If there were 10 men less, it would take 10 days more for the work to be finished. How many men were there originally ?
a) 75
b) 82
c) 100
d) 110

Answer : D