Arithmetic Quiz 16

July 27, 2016

Question 1: 4 men and 6 women complete a task in 24 days. If the women are at least half as efficient as the men, but not more efficient than the men, what is the range of the number of days for 6 women and 2 men to complete the same task?
A. 30 to 35 days
B. 32 to 35 days
C. 30 to 33.6 days
D. Cannot be determined
E. None of these

Answer is : C

 

Question 2: A and B stand at distinct points of a circular race track of length 120m. They run at speeds of a m/s and b m/s respectively. They meet for the first time 16 seconds after they start the race and for the second time 40 seconds from the time they start the race. Now, if B had started in the opposite direction to the one he had originally started, they would have meet for the first time after 40 seconds. If B is quicker than A, find B’s speed.
A. 10 m/s
B. 8 m/s
C. 5 m/s
D. 4 m/s
E. 3 m/s

Answer is : C

 

Question 3: Assume that 20 cows and 40 goats can be kept for 10 days for Rs.460. If the cost of keeping 5 goats is the same as the cost of keeping 1 cow, what will be the cost for keeping 50 cows and 30 goats for 12 days?
A. 1200
B. 945
C. 1000
D. 1104
E. None of these

Answer is : D
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