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What is the additive identity element in the set of whole numbers? (a) 0 (b) `-1` (c) 1 (d) None of these

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RD SHARMA ENGLISH-OPERATIONS ON WHOLE NUMBERS-All Questions
  1. If (31+15)+\ x=31+(15+23), then by using associativity of addition x...

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  2. What is the multiplicative identity element in the set of whole numb...

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  3. What is the additive identity element in the set of whole numbers? ...

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  4. If n is an even natural number, then the product of its successor an...

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  5. Additive inverse of 28 is (a) 1/(28) (b) 0 (c) -28 (d) 82

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  6. Which of the following is not zero? (a) 0\ xx\ 0 (b) 0/2 ...

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  7. Determine the product of the greatest number of three digits and th...

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  8. Simplify 754\ x\ 845+754\ x\ 155 by using distributivity of multipl...

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  9. Match the following 625\ x\ 436=625\ x\ 400+625\ x\ 30+625\ x\ 6 25...

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  10. Determine the following sum by using suitable rearrangement: 2+3+4+...

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  11. Complete the following magic square by supplying the missing number...

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  12. Replace * by correct digit in the following: 5001003-\ **6987=484****

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  13. Shikkha withdraw Rs. 1,00,000 from her bank account. She purchased ...

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  14. Find 15908\ x\ 542=

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  15. Divide 57086 by 247

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  16. On dividing 55390 by 299, the remainder is 75. Find the quotient

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  17. Fill in the blanks: The sum of two odd numbers is an ............... n...

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  18. The product of an odd number and even number is an ............ num...

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  19. Property 7 (DIvision Algorithm) If a whole number a is divided by a no...

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  20. If a whole number a is divided by a non zero whole number b such that ...

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