16 .
From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done?
A.564
B. 645
C. 735
D.756
View AnswerAns: 756
17 .
The true discount on a bill due 9 months hence at 16% per annum is Rs. 189. The amount of the bill is:
A.Rs. 1386
B. Rs. 1764
C. Rs. 1575
D.Rs. 2268
View AnswerAns: Rs. 1764
18 .
Find the odd man out. 41, 43, 47, 53, 61, 71, 73, 81
A.61
B. 71
C. 73
D.81
View AnswerAns: 81
19 .
Let N be the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case. Then sum of the digits in N is:
A.4
B. 5
C. 6
D.8
View AnswerAns: 4
20 .
The average weight of 8 persons increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person?