
Ques:- A clock takes 9 seconds to strike 4 times. In order to strike 12 times at the same rate, the time taken is
A. 27 seconds
B. 29 seconds
C. 33 seconds
D. 36 seconds
Ques:- Find out the wrong number in a given series.
3, 7, 15, 39, 63, 127, 255, 511
3, 7, 15, 39, 63, 127, 255, 511
A. 7
B. 15
C. 39
D. 67
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