Question
Jiya, Kavya, Shivam, and Mani start walking from the same point in the same direction around a rectangular track and each one of them completes one round in 180 seconds, 270 seconds, 360 seconds, and 450 seconds respectively. After how much time will they all meet again at one point?
More HCF and LCM Questions
- The LCM of two numbers is 720. The HCF of these numbers is 12. If one of the numbers is 48, find the other number.
- The ratio of two numbers is 6:11 and their LCM is 264. The numbers are:
- If 12 times a number is subtracted from the square of the number and then 36 is added to the result, then the result is zero. Find the L.C.M of the number ...
- Find the difference between sum of digits of LCM and HCF of 45, 60 and 75.
- The LCM of two numbers is 5 times of their HCF. The sum of LCM and HCF is 300. If one of the number is 250, then the other number is:
- What is the minimum number of square marbles required to tile a floor of length 4 metres 35cm and width 3 metres 60 cm?
- Three numbers a, b and c are co-prime to each other such that ab = 115 and bc = 253. Find the value of (a + b + c).
- The greatest number of four digits which when divided by 10, 12, 14 leave remainders 5, 7, 9 respectively is:
- Let N be the greatest number that will divide 78, 109, 140 leaving the same remainder in each case. Then sum of the digits in N is:
- If total number of factors of 1,260 is 'x', then find the value of (x - 4) (x + 6).
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