Question
Sum of the two numbers is 42. LCM and HCF of that two number is 72 and 6 respectively. Find the sum of reciprocals of the numbers?
More HCF and LCM Questions
- LCM of two numbers is 12 times their HCF. The product of the numbers is 25920. What will be the maximum possible difference between the numbers?
- Let N be the greatest number that will divide 82, 105, 128 leaving the same remainder in each case. Then sum of the digits in N is:
- The LCM of two numbers is 12 times their HCF. The sum of LCM and HCF is 403 and if both the number are smaller than their LCM. Find both the numbers?
- The least number which when divided by 5, 10, 12 and 15 leave zero remainder in each case and when divided by 18 leaves a remainder of 6 is:
- Find the HCF of two numbers if LCM and product of those two numbers are 30 and 960 respectively.
- The HCF of two numbers is 9 and their LCM is 360. If one number is 45, find the other number.
- The HCF of two numbers is 8. Which of the following can never be their LCM?
- Train X running at a speed of 32 km/hr crosses train Y in 20 seconds. Find the speed of train Y (in km/hr), if the sum of the length of train X and Y is 65...
- Find the LCM of the following fractions: 4/13, 5/7 and 7/5
- The smallest number which when divided by 25 and 30 leaves remainder 10 and 15 respectively is:
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