Question
HCF of two numbers 60 and 100 can be expressed in the form of (20m – 120) whereas LCM of these two numbers can be expressed in the form of (40n – 20). Find the ratio of (n ×
HCF of two numbers 60 and 100 can be expressed in the form of (20m – 120) whereas LCM of these two numbers can be expressed in the form of (40n – 20). Find the ratio of (n ×
m).
More HCF and LCM Questions
- The greatest number, which when subtracted from 6834, gives a number exactly divisible by each of 15, 28, 32 and 35, is:
- 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 5, 7, 9 leave remainders 3, 5, 7 respectively is:
- Find the difference between sum of digits of LCM and HCF of 36, 84 and 132.
- What is the HCF (highest common factor) of 175 and 245?
- The HCF of two numbers is 12. Which one of the following can never be their LCM?
- Two numbers are in the ratio 5:12, and their least common multiple (LCM) is 1,440. Determine the sum of these two numbers.
- Three numbers are in the ratio 3:5:7 respectively. If the HCF of the numbers is 4, then find the LCM of the numbers.
- Find the greatest number of four digits which is exactly divisible by 12, 15, 20 and 35?
- How many pairs of natural numbers (x, y) exist such that x>y and the product of x, y and HCF (x, y) = 2520? solve this
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