If you add the digits in a two-digit number and multiply the sum by 7, you get the original number. If you reverse the digits in the two-digit number, the new number is 18 more than the sum of its two digits. What is the original number?

Question

anonymous · Answer

A. 42 B. 24 C. 64 D. 46 E. 36

psymon · Answer

Only one of your answers woulld even satisfy the first condition. No matter what, you have to have a multiple of 7 be your answer.

nirmalnema · Answer

one way is to check the ans through given choice
so 42 is the correct ans..
4+2*7=42 the original no
reversing it  you get 24 i.e.6 more than 18