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What least value should be given to * so...

What least value should be given to * so that the number 6342 * 1 is divisible by 3?
(a) 0        
(b)  1          
(c)  2        
(d)  3

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RD SHARMA ENGLISH-PLAYING WITH NUMBERS-All Questions
  1. If 1*548 is divisible by 3, then * can take the value (a)0         ...

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  2. 5 * 2 is a three digit number with * as a missing digit. If the numb...

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  3. What least value should be given to * so that the number 6342 * 1 is...

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  4. What least value should be given to * so that the number 653 * 47 is...

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  5. What least value should be given to * so that the number 653 * 47 is...

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  6. What least value should be given to * so that the number 63576 * 2 i...

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  7. Which one of the following numbers is exactly divisible by 11? (a) ...

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  8. If 1 * 548 is divisible by 3, which of the following digits can repl...

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  9. The sum of the prime numbers between 60 and 75 is (a) 199          ...

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  10. The HCF of two consecutive natural numbers is (a)0          (b)  1...

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  11. The HCF of two consecutive even number is (a)1          (b)  2    ...

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  12. The HCF of an even number and an odd number is (a)1        (b)  2 ...

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  13. The HCF of an even number and an odd number is (a)1        (b)  2 ...

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  14. The LCM of 24, 36 and 40 is (a) 4          (b)  90          (c)  3...

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  15. If x\ a n d\ y are two co-primes, then their LCM is (a) x y (b) x+y...

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  16. If the HCF of two numbers is 16 and their product is 3072, then thei...

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  17. The least number divisible by 15, 20, 24, 32 and 36 is (a) 1440    ...

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  18. The smallest number which when diminished by 3 is divisible by 11, 2...

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  19. Three numbers are in the ratio 1:2:3 and their HCF is 6, the numbers...

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  20. The ratio of two numbers is 3:4 and their HCF is 4. Their LCM is (a...

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