Question

The number of four digit even numbers that can be formed with 0,1,2,3,7,8, is

• A. 180
• B. 175
• C. 160
• D. 156

Answer 1

The correct option is D 156

If 0 is in units place no. of ways = ${}^5{\text{P}}_3=60$
If 2 or 8 is in units place no. of ways = $2{(}^5{\text{P}}_3{-}^4{\text{P}}_2)=96$
Total : 60 + 96 = 156