Question
Three bells ring at regular intervals of 28 seconds, 60 seconds, and 84 seconds, respectively. Over a span of 10 minutes, how many times will all three bells ring simultaneously?
More HCF and LCM Questions
- Find the least common multiple of (18/27), (24/36), and (30/45).
- The maximum number of students among whom 891 pens and 810 pencils can be distributed in such a way that each student gets same number of pens and same num...
- If the product of two numbers is 432 and their HCF is 12, what will be their LCM?
- The LCM of two natural numbers is 18 times their HCF. If the product of given two numbers is 16,200, then find the LCM of the numbers.
- Find the difference between sum of digits of LCM and HCF of 28, 42 and 70.
- Three numbers a, b and c are co-prime to each other such that ab = 76 and bc = 133. Find the value of (a + b + c).
- Three numbers a, b and c are co-prime to each other such that ab = 99 and bc = 275. Find the value of (a + b + c).
- The square of sum of two numbers is 4,096 and the sum of squares of the same two numbers is 2,176. If their H.C.F. is 8, then find their L.C.M.
- Ratio of two numbers 5:9 and their LCM is 1260. Find the sum of the given two numbers.
- Find the difference between sum of digits of LCM and HCF of 36, 84 and 132.
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