Multiple choice

Find the greatest number which will divide 2113 and 2793 leaving the remainder 5 in each case

  1. 68

  2. 65

  3. 124

  4. 78

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

We need HCF of (2113-5) and (2793-5), which is HCF(2108, 2788). Using Euclidean algorithm: 2788 = 2108 + 680, 2108 = 3×680 + 68, 680 = 10×68. Therefore HCF = 68.