Problems on H.C.F and L.C.M If LCM of two number is 693, HCF of two numbers is 11 and one number is 99, then find other 55 88 66 77 55 88 66 77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Product of two numbers = Product of their HCF and LCMSo Other number =(693×11/99) = 77
Problems on H.C.F and L.C.M Six 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 ? 15 10 4 16 15 10 4 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP L.C.M. of 2, 4, 6, 8, 10, 12 is 120. So, the bells will toll together after every 120 seconds(2 minutes). In 30 minutes, they will toll together 30 + 1 = 16 times. 2
Problems on H.C.F and L.C.M Which of the following fractions is the largest? 13/16 31/40 63/80 7/8 13/16 31/40 63/80 7/8 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M H.C.F of 4 * 27 * 3125, 8 * 9 * 25 * 7 and 16 * 81 * 5 * 11 * 49 is: 1260 540 180 360 1260 540 180 360 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M Find the least multiple of 23, which when divided by 18, 21 and 24 leaves remainders 7, 10 and 13 respestively. 3013 3036 3002 3024 3013 3036 3002 3024 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M Which of the following has most number of divisors? 182 101 176 99 182 101 176 99 ANSWER DOWNLOAD EXAMIANS APP
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