Question
Sum of the two numbers is 49 and their HCF and LCM are 7 and 70, respectively. Find the sum of reciprocal of the given two numbers.
More HCF and LCM Questions
- What will be the greatest common divisor (GCD) of (x² - 13x + 40) and (x² - 10x + 25).
- Find the largest number of the five digit which is exactly divisible by 48, 72 and 108.
- Three numbers a, b and c are co-prime to each other such that ab = 221 and bc = 247. Find the value of (a + b + c).
- Find the difference between sum of digits of LCM and HCF of 54, 72 and 90.
- Find the HCF of 36, 108, and 156.
- Find the HCF of two numbers if LCM and product of those two numbers are 34 and 680 respectively.
- If the product of two numbers is 180 and their HCF is 6, find the LCM of those two numbers.
- If the highest common factor of two numbers is 25, then which of the following may be the least common multiple of the numbers?
- The LCM of two numbers is 3600 while their HCF is 60. If one of the numbers is 600, then the other number is:
- The total and the difference of L.C.M and H.C.F of two numbers is 378 and 126. If one of the numbers is 27, what is the other number?
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