Practice30Create account

The sum of a two-digit number and the number formed by reversing its digits is 121. If the two digits differ by 3, find the larger of the two possible numbers.

Competition practiceNumber System, HCF & LCM
  • A74
  • B85
  • C47
  • D56

Step-by-Step Solution

11 × (sum of digits) = 121, so digits add to 11. With a difference of 3 the digits are 7 and 4; the larger number is 74.
Answer: A) 74

Master this topic in 30 minutes a day.

Don't just memorise the answer — build a daily practice habit.

Practice 5 Similar Questions Free →

All Number System, HCF & LCM practice questions

More Number System, HCF & LCM practice

The sum of two consecutive even numbers is 66. Find the larger of the two numbers.The difference between a two-digit number and the number obtained by interchanging its…The sum of three consecutive even numbers is 84. Find the largest of the three numbers.The sum of a two-digit number and the number formed by reversing its digits is 132. If…Three consecutive even numbers add up to 78. What is the largest of them?