Problems on H.C.F and L.C.M Reduce 391/667 to lowest terms . 31/45 11/13 17/29 23/37 31/45 11/13 17/29 23/37 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F. of 391 and 667 is 23.On dividing the numerator and denominator by 23, we get :391 = 391 ¸23 = 17667 667¸ 23 29
Problems on H.C.F and L.C.M Find the greatest number that will divide 400, 435 and 541 leaving 9, 10 and 14 as remainders respectively 17 18 16 19 17 18 16 19 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP HCF of (400-9, 435-10, 541-14)HCF of (391, 425, 527) = 17
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 reciprocal 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 What is the least number when divided by 4, 5, 6, 8 and 10 leaves 3 as remainder? 123 112 116 121 123 112 116 121 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The least number which when divided by 4,5,6,8 and 10 is the LCM of these numbers. But each time to get 3 as remainder, we have to add the remainder 3 to the obtained LCM.LCM of (4, 5, 6, 8, 10)+ 3=120+3=123
Problems on H.C.F and L.C.M The least number of five digits which is exactly divisible by 12,15 and 18 is : 10020 10010 10080 10015 10020 10010 10080 10015 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP NA
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 m9nutes,how many times do they toll together ? 15 4 16 10 15 4 16 10 ANSWER DOWNLOAD EXAMIANS APP