Problems on H.C.F and L.C.M What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30 ? 770 630 420 540 770 630 420 540 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP L.C.M. of 12, 18, 21, 30 2 | 12 - 18 - 21 - 30 ---------------------------- = 2 x 3 x 2 x 3 x 7 x 5 = 1260. 3 | 6 - 9 - 21 - 15 ---------------------------- Required number = (1260 ÷ 2) | 2 - 3 - 7 - 5 = 630.
Problems on H.C.F and L.C.M 1095/1168 when expressed in simplest form is: 13/16 25/26 15/16 17/26 13/16 25/26 15/16 17/26 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M If the sum of two numbers is 55 and the H.C.F. and L.C.M. of these numbers are 5 and 120 respectively, then the sum of the reciprocals of the numbers is equal to: 11/120 55/601 120/11 601/55 11/120 55/601 120/11 601/55 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M Let the least number of six digits, which when divided by 4, 6, 10 and 15, leaves in each case the same remainder of 2, be N. The sum of the digits in N is: 6 3 4 5 6 3 4 5 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M A merchant has three different types of milk: 435 liters, 493 liters and 551 liters. Find the least number of casks of equal size required to store all the milk without mixing. 51 47 45 61 51 47 45 61 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M Find the least square number which is divisible by 10, 12, 15 and 18? 1600 900 3600 2500 1600 900 3600 2500 ANSWER DOWNLOAD EXAMIANS APP