Problems on H.C.F and L.C.M Find the highest common factor of 36 and 84. 34 16 12 22 34 16 12 22 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 36 = 2² x 3²84 = 2² x 3 x 7H.C.F. = 2² x 3 = 12.
Problems on H.C.F and L.C.M The least square number which divides 8, 12 and 18 is? 64 121 100 144 64 121 100 144 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M Find the greatest number that will divide 172, 205 and 304 so as to leave the same remainder in each case? 66 33 99 None of these 66 33 99 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The greatest number that will divide 172,205 and 304 leaving the same remainder in each case is HCF ((205-172), (304-205), (304-172)) = HCF of 33, 99, and 132 33=31x11 99=3 x 3 x 11 132=3 x 2 x 2 x11 Required number =3 x 11=33
Problems on H.C.F and L.C.M The H.C.F. of two numbers is 12 and their difference is 12. The numbers are: 94, 106 70, 82 84, 96 66, 78 94, 106 70, 82 84, 96 66, 78 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M The H.C.F. of two numbers is 11 and their L.C.M. is 693. If one of the numbers is 77,find the other. 109 79 99 89 109 79 99 89 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Other number = 11 X 693 = 99 77
Problems on H.C.F and L.C.M A, B and C start at the same time in the direction to run around a circular stadium. A completes a round in 252 seconds and C in 198 seconds, all starting at the same point. after what time will they 26 minutes 18 econds 42 minutes 36 econds 46 minutes 12 econds 45 minutes 26 minutes 18 econds 42 minutes 36 econds 46 minutes 12 econds 45 minutes ANSWER DOWNLOAD EXAMIANS APP
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