Problems On H.C.F And L.C.M – Aptitude MCQ Questions – 04 Posted on July 10, 2020July 10, 2020 by admin Question 1The HCF of two number 12906 and 14818 is 478. Their LCM is ? A. 400086 B. 200043 C. 600129 D. 800172 Question 2The HCF and LCM of two numbers are 8 and 48 respectively. If one of the number is 24, then the other number is = ? A. 48 B. 36 C. 24 D. 16 Question 3The LCM of two numbers is 1820 and their HCF is 26. If one number is 130 then the other number is ? A. 70 B. 1690 C. 364 D. 1264 Question 4The LCM of two numbers is 495 and their HCF is 5. If the sum of the numbers is 100, then their difference is = ? A. 10 B. 46 C. 70 D. 90 Question 5Which of the following has most number of divisors? A. 99 B. 101 C. 176 D. 182 Question 6 The simplest reduction to the lowest terms of 116690151/427863887 is = ? A. 3/11 B. 7/11 C. 11/3 D. None of these Question 7The least number which when divided by 4, 6, 8, 12 and 16 leaves remainder of 2 in each case is = ? A. 46 A. 46 C. 50 D. 56 Question 8The HCF of two numbers is 8. Which one of the following can never be their LCM ? A. 24 B. 48 C. 56 D. 60 Question 9Find the greatest number of five digits which when divided by 3, 5, 8, 12 leaves 2 as remainder ? A. 99999 B. 99948 C. 99962 D. 99722 Question 10The LCM and the HCF of the numbers 28 and 42 are in the ratio ? A. 6 : 1 B. 2 : 3 C. 3 : 2 D. 7 : 2