Ques:- Find out the wrong number in each sequence:
105, 85, 60, 30, 0, – 45, – 90
105, 85, 60, 30, 0, – 45, – 90
A. 85
B. 60
C. -45
Ques:- Find out the wrong number in a given series.
124, 133, 142, 152, 160
124, 133, 142, 152, 160
A. 133
B. 142
C. 152
D. 160
Ques:- Find out the wrong number in the series:
1, 3, 10, 21, 64, 129, 356, 777
1, 3, 10, 21, 64, 129, 356, 777
A. 356
B. 129
C. 64
D. 10
Ques:- Thirty men take 20 days to complete a job working 9 hours a day. How many hour a day should 40 men work to complete the job?
A. 8 hrs
B. 7 1/2 hrs
C. 7 hrs
D. 9 hrs