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ARIHANT PUBLICATION PUNJAB-LCM AND HCF-CHAPTER EXERCISE
- HCF of two numbers is 28 and their LCM is 336. if one number is 112, t...
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- We call a number perfect if it is the sum of all its positive divisors...
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- The LCM of two prime numbers x and y, (x gt y) is 161 . The value ...
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- If a = 3^(129) xx 5^128 xx 7^22 b = 3^128 xx 5^129 xx 7^21 c = 3^1...
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- Calculate no. of factors of 100.
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- The sum of all the factors of 50 is
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- The number of factors of 84 is
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- Difference of (smallest common multiple of 18, 20, 30) and (smallest c...
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- (Smallest common multiple of 18, 24, 48) xx (Highest common factor of ...
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- (Smallest common multiple of 25, 40 and 60) xx (Smallest common multip...
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- (Highest common factor of 18, 24 and 36) / (Highest common factor of 1...
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- (Smallest common multiple of 36, 60 and 72) / (Biggest common factor o...
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- Find the LCM of 2/3 , 3/5 , 4/7 and 9/(13)
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- There are three street lights which get on for one second after 30 S, ...
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- Find the least number which when divided by 12, 16, 24 and 36 leave...
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- A gardener wants to plant trees in a garden. If the number of trees in...
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- The product of LCM and HCF of (2)/(3) and (3)/(5) is
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- Difference between the greatest common factor of (2)/(5) and (3)/(4) a...
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- There are three bells which ring after 30 min, 80 min and 90 min, resp...
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- LCM and HCF of two numbers are 96 and 4, respectively. If one of the n...
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