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
- If the product of two numbers is 432 and their HCF is 12, what will be their LCM?
- Sum of the two numbers is 42 and their HCF and LCM are 6 and 72, respectively. Find the sum of reciprocal of the given two numbers.
- Find the greatest number which when divide 28, 82 & 109 leave a same remainder 1 in each case?
- Two numbers are in the ratio 2:8. The product of their H.C.F. and L.C.M. is 3600. The sum of the numbers is:
- The LCM of two numbers is 840 and their HCF is 14. If one of the numbers is 84, find the other number.
- HCF of two numbers 40 and 90 can be expressed in the form of (30m – 110) whereas LCM of these two numbers can be expressed in the form of (60n – 30). Find ...
- The product of two numbers is 216 and their HCF is 6. What is the LCM of the numbers?
- The HCF of two numbers 144 and 2160 is:
- Find the least number of four digits which is exactly divisible by 5, 15 and 25?
- In a school, 68 boys and 119 girls have been divided into the largest possible equal classes, so that each class of boy numbers the same as each class of g...
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