Question

It is the tens digit is four more than ones digit. guess the number?

• A. 41
• B. 31
• C. 21
• D. 51

Answer 1

The correct option is D 51

As the tens digit is four more than ones digit.

in option (a), number is 41 means here difference between tens and ones is 4-1=3,so this is not correct one

in option (b), number is 31 means here difference between tens and ones is 3-1=2,so this is not correct one

in option (c), number is 21 means here difference between tens and ones is 2-1=1,so this is not correct one

in option (d), number is 51 means here difference between tens and ones is 5-1=4,so this is correct one.