Problems on H.C.F and L.C.M The greatest number that exactly divided 105, 1001 and 2436 is 11 7 3 21 11 7 3 21 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is: 24 18 36 48 24 18 36 48 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be 3x and 4x. Then, their H.C.F. = x. So, x = 4.So, the numbers 12 and 16.L.C.M. of 12 and 16 = 48.
Problems on H.C.F and L.C.M Find the lowest 4-digit number which when divided by 3, 4 or 5 leaves a remainder of 2 in each case? 1020 1022 1030 1026 1020 1022 1030 1026 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M What is the lowest common multiple of 12, 36 and 40? 380 240 360 260 380 240 360 260 ANSWER DOWNLOAD EXAMIANS APP
Problems on H.C.F and L.C.M Three friends Raju , Ramesh and Sunil start running around a circular stadium and complete a single round in 24 s, 36 s and 40 s, respectively. After how many minutes will they meet against at the sta 6 minutes 7 minutes 5 minutes 8 minutes 6 minutes 7 minutes 5 minutes 8 minutes ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 24 = 3 × 2 × 2 × 2 = 3 × 2³ 36 = 3 × 3 × 2 × 2 = 3² × 2²and 40 = 2 × 2 × 2 × 5 = 5¹ × 23 LCM of 24, 36 and 40 = 3² × 2³ × 5 = 9 × 8 × 5 = 360Hence, they will meet again at the starting point after 360 s, i.e., 6 min
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 42 minutes 36 econds 46 minutes 12 econds 45 minutes 26 minutes 18 econds 42 minutes 36 econds 46 minutes 12 econds 45 minutes 26 minutes 18 econds ANSWER DOWNLOAD EXAMIANS APP
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