Question
A, B and C start running around a circular track and complete one round in 10, 15 and 25 seconds respectively. In how many seconds will the three meet again at the starting point if they all have started running at the same time?
More HCF and LCM Questions
- Find the LCM of 20, 25, 30, 40.
- The Highest Common Factor (HCF) and Least Common Multiple (LCM) of two numbers, A and B, are given as 12 and 180, respectively. Additionally, the differenc...
- The LCM of two numbers is 15 times their HCF. The sum of HCF and LCM of these numbers is 352.If one of the numbers is 110, find the other number.
- The smallest number which when divided by 29 and 33 leaves remainder 11 and 15 respectively is:
- Three numbers are in the ratio 1:4:5 respectively. If the HCF of the numbers is 7, then find the LCM of the numbers.
- What is the unit digit of the number 'C' obtained by subtracting the largest two-digit prime number from the least common multiple (LCM) of all single-digi...
- Three numbers are in the ratio 2:3:6 respectively. If the HCF of the numbers is 5, then find the LCM of the numbers.
- The LCM of two numbers is 720 while their HCF is 12. If one of the numbers is 120, then the other number is:
- Find the HCF and LCM of 24, 36 and 60.
- Determine the HCF of 60, 90 and 150
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