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The following real numbers have decimal ...

The following real numbers have decimal expansions as given below. In each case, decide whether they are rational or not. If they are rational, and of the form `p/q` , what can you say about the prime factors of q ? :- 43.123456789 .

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MBD-REAL NUMBERS-EXERCISE
  1. The following real numbers have decimal expansions as given below. In ...

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  2. Use Euclid's division algorithm to find HCF of : 36,84

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  3. Use Euclid's division algorithm to find HCF of : 34,102

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  4. Use Euclid's division algorithm to find HCF of : 45,75

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  5. Use Euclid's division algorithm to find HCF of : 112,49

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  6. Use Euclid's division algorithm to find HCF of : 4052,12576

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  7. Show that every positive even integer is of the form 2q, for some inte...

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  8. Show that every positive odd integer is of the form 2q + 1, for some i...

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  9. Show that every positive odd integer is of the form 4q + 1 or 4q + 3, ...

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  10. A sweet seller has 420 kaju baths and 130 badam barfis. She wants to s...

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  11. Show that one and only one out of p, p + 2 or p + 4 is divisible by 3.

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  12. Renu purchases two bags of fertiliser of weights 75 kg and 69 kg. Find...

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  13. Two tankers contain 434l and 465 litres of diesel respectively. Find t...

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  14. Hotel 'A' has 560 tables. Hotel B' has 400 tables. In each Hotel, the ...

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  15. Use Euclid's division algorithm to find the HCF of 420 and 130.

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  16. Express each number as a product of its prime factors : 32760

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  17. Express each number as a product of its prime factors : 404

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  18. Express each number as a product of its prime factors : 120

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  19. Express each number as a product of its prime factors : 825

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  20. Express each number as a product of its prime factors : 2658

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  21. Find the LCM and HCF of the following pairs of integers and verify tha...

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