Question

In the following question a number series is given which has only one wrong number. You have to find out the wrong number? 7.5 47.5 87.5 157.5 247.5 357.5 487.5

Answer 1

Answer:

Step-by-step explanation:

157.5

Answer 2

Answer:

Step-by-step explanation

See:

7.5

Then,47.5

Then,add 4 in the first digit of the no. 47.5 i.e.,87.5

Likewise will go....

Hope u will understand