Problems on H.C.F and L.C.M The largest four – digit number which when divided by 4, 7 or 13 leaves a remainder of 3 in each case, is 9893 9831 8739 9834 9893 9831 8739 9834 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M he maximum number of students among them 1001 pens and 910 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils is: 910 1001 91 1911 910 1001 91 1911 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M The traffic lights at three different road crossings change after every 48 sec., 72 sec and 108 sec.respectively .If they all change simultaneously at 8:20:00 hours,then at what time they again change 7:25:14 hrs 8:27:12 hrs 10:13:17 hrs 9:22:08 hrs 7:25:14 hrs 8:27:12 hrs 10:13:17 hrs 9:22:08 hrs ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Interval of change = (L.C.M of 48,72,108)sec.=432sec. So, the lights will agin change simultaneously after every 432 seconds i.e,7 min.12sec Hence , next simultaneous change will take place at 8:27:12 hrs.
Problems on H.C.F and L.C.M The G.C.D. of 1.08, 0.36 and 0.9 is: 0.18 0.9 0.03 0.108 0.18 0.9 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.
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, 243 395, 343 95, 43 195, 143 295, 243 395, 343 95, 43 195, 143 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 product of two numbers is 1320 and their H.C.F. is 6. the L.C.M. of the numbers is: 1314 1326 7920 220 1314 1326 7920 220 ANSWER DOWNLOAD EXAMIANS APP
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