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RD SHARMA-PLAYING WITH NUMBERS-All Questions
- The length, breadth and height of a room are 1050 cm, 750cm and 425...
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- Find the greatest number of four digits which is exactly divisible ...
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- Reduce (289)/(391) to the lowest terms
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- Three tankers contain 403 litres, 434 litres and 465 litres of dies...
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- A number which has only two factors is called a ...........
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- The smallest composite number is ............
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- Two perfect numbers are ............ and ............
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- The HCF of two consecutive odd numbers is ............
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- The prime triplet and co-prime is ............
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- The greatest five digit number exactly divisible by 9 and 13 is 999...
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- From the set {2, 3, 4, 5, 6, 7, 8, 9}, how many pairs of co-primes can...
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- If the number 2345 of 60b is exactly divisible by 3 and 5, then the...
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- The HCF of 100 and 101 is 10100 (b) 1001 (c) 1...
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- The greatest four digit number which when divided by 18 and 12 leav...
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- The GCD of two numbers is 17 and their LCM is 765. How many pairs o...
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- The number of factors of 1080 is 32 (b) 28 (c...
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- The HCF of first 100 natural numbers is 2 (b) 100 (c...
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- The least number exactly divisible by 36 and 24 is 144 (...
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- Find the HCF of all natural numbers from 200 to 478
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- If x is prime, y is a composite number such that x+y=240 and their LCM...
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