NDA2019MathematicsBasics of MathematicsActual
How many two-digit numbers are divisible by 4 ?
Options
- A21
- B22
- C24
- D25
Correct answer
B. 22
Step-by-step solution
First 2 digit number divisible by 4 is =12 Last 2 digit number divisible by 4 is =96 . aligned & by A P concept & 96=12+(n-1) 4 & n= 96-12 4 +1=22 aligned