Question

# If (2m+5),4,3m are in AP, then m= .

A
35
B
25
C
3
D
2

Solution

## The correct option is A 35Given, (2m+5),4,3m are in AP, So, the difference between the consecutive terms must be constant. ⇒4−(2m+5)=3m−4 ⇒−1−2m=3m−4 ⇒−5m=−4+1 ⇒−5m=−3 ⇒m=35

Suggest corrections