Problems on H.C.F and L.C.M Find the largest number of four digits exactly divisible by 12,15,18 and 27. 8720 6720 7720 9720 8720 6720 7720 9720 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The Largest number of four digits is 9999. Required number must be divisible by L.C.M. of 12,15,18,27 i.e. 540. On dividing 9999 by 540,we get 279 as remainder . Required number = (9999-279) = 9720.
Problems on H.C.F and L.C.M The least square number which divides 8, 12 and 18 is? 121 100 64 144 121 100 64 144 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M The greatest number of four digits that have 144 for their HCF is? 9903 9935 9936 9930 9903 9935 9936 9930 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M Five bells ring together and ring at intervals of 2, 6, 8, 12 and 15 seconds respectively. How many times will they ring together in 60 minutes? 33 31 32 34 33 31 32 34 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M Two numbers are in the ratio of 15:11. If their H.C.F. is 13, find the numbers. 295, 243 195, 143 395, 343 95, 43 295, 243 195, 143 395, 343 95, 43 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the required numbers be 15.x and 11x.Then, their H.C.F. is x. So, x = 13.The numbers are (15 x 13 and 11 x 13) i.e., 195 and 143.
Problems on H.C.F and L.C.M The G.C.D. of 1.08, 0.36 and 0.9 is: 0.9 0.18 0.03 0.108 0.9 0.18 0.03 0.108 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given numbers are 1.08, 0.36 and 0.90. H.C.F. of 108, 36 and 90 is 18, H.C.F. of given numbers = 0.18.
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