Question
A, B and C start running at the same time and at the same point in the same direction in a circular stadium. A completes a round in 720 seconds, B in 1080 seconds and C in 1800 seconds. After what time will they meet again at the starting point?
More HCF and LCM Questions
- The LCM and the HCF of the numbers 25 and 40 are in the ratio:
- The least number which when divided by 8, 12, 16 and 18 leave zero remainder in each case and when divided by 22 leaves a remainder of 12 is:
- Two numbers are in the ratio 5:7. The product of their H.C.F. and L.C.M. is 5040. The sum of the numbers is:
- Find the least number which when divided separately by 15, 20, 35 and 45 leaves 3 as remainder in each case?
- What is the difference between the LCM and HCF of 36, 40?
- Find the HCF and LCM of 24, 36 and 60.
- Compute the difference between the LCM and HCF of the given numbers: 20, 50, and 100.
- Let x be the smallest number which when subtracted from 31560 makes the resulting number divisible by 13, 16, 25 and 30. The product of the digits of x is ...
- Find the HCF of 932 and 748.
- Two numbers are in the ratio 4 : 5 and their least common multiple (LCM) is 1800. What are the two numbers?
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