Four bells ring at intervals of 6, 8, 12 and 18 seconds respectively since 12 o’clock. How many times will they ring simultaneously within 6 minutes of the time? (excluding the one at the start)
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Find the greatest number that will divide 55, 127 and 175 so as to leaves the same remainder in each case
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Find the LCM of 2/3, 3/5, 4/7 and 9/13.
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How many numbers are there between 2000 and 4000 which are divisible by 2,3,4 and 5?
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The L.C.M. of two numbers is 48. The numbers are in the ratio 2:3. Then sum of the number is:
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5
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The H.C.F and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125 , then that number is
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The LCM of two numbers is 495 and their HCF is 5. If the sum of the numbers is 100 then their difference is:
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The H.C.F. and L.C.M. of 0.63, 1.05 and 2.1
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The LCM and HCF of two numbers are 84 and 21, respectively. If the ratio of the two numbers is 1 : 4, then the larger of the two numbers is
SolutionAnswer 84 
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What is the greatest number which when subtracted from 3000, is exactly divisible by 7, 11 and 13 ?
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HCF of 3240, 3600 and a third number is 36 and their LCM is 2^{4}×3^{5}×5^{2}×7^{2} Then the third number is
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