In each of the following questions, there is a series. One term of the series is wrong. Find out the wrong term from four alternatives given below the series.
7, 10, 15, 21, 31, 42, 55
A10
B21
C31
D42
In each of the following questions, there is a series. One term of the series is wrong. Find out the wrong term from four alternatives given below the series.
7, 10, 15, 21, 31, 42, 55
A10
B21
C31
D42