Problems On H.C.F And L.C.M – Aptitude MCQ Questions – 01 Posted on July 10, 2020July 10, 2020 by admin Question 1The least multiple of 7, which leaves a remainder of 4, when divided by 6, 9, 15 and 18 is: A. 74 B. 94 C. 184 D. 364 Question 2The product of two numbers is 4107. If the H.C.F. of these numbers is 37, then the greater number is: A. 101 B. 107 C. 111 D. 185 Question 3The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is: A. 1 B. 2 C. 3 D. 4 Question 4The greatest number of four digits which is divisible by 15, 25, 40 and 75 is: A. 9000 B. 9400 C. 9600 D. 9800 Question 5Let N be the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case. Then sum of the digits in N is: A. 4 B. 5 C. 6 D. 8 Question 6The G.C.D. of 1.08, 0.36 and 0.9 is: A. 0.03 B. 0.9 C. 0.18 D. 0.108 Question 7The H.C.F. of two numbers is 23 and the other two factors of their L.C.M. are 13 and 14. The larger of the two numbers is: A. 276 B. 299 C. 322 D. 345 Question 8Three number are in the ratio of 3 : 4 : 5 and their L.C.M. is 2400. Their H.C.F. is: A. 40 B. 80 C. 120 D. 200 Question 9Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case. A. 4 B. 7 C. 9 D. 13 Question 10Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together ? A. 4 B. 10 C. 15 D. 16