Number Series
35 Topics | 21 Quizzes
Percentage
51 Topics

Bank Exams Number System Problem 7

Bank Exams Number System Problem 7

In a two-digit positive number, the digit at the unit’s place is equal to the square of the digit in the ten’s place and the difference between the number and the number obtained by interchanging the digits is 54. What is 40% of the original number?

15.6

39

37.2

24

None of these