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You know that 1/7=0.bar(142857). Can you...

You know that `1/7=0.bar(142857)`. Can you predict what the decimal expansions of `2/7x3/7,4/7,5/7,6/7` are without actually doing the long division? If so how?

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You know that 1/7= 0.bar(142857) Can you predict what the decimal expansions of 2/7,3/7,4/7,5/7,6/7 are, without actually doing the long division? If so, how? [Hint : Study the remainders while finding the value of 1/7 carefully.]

Find the decimal expansion of : 1/7 .

Find the decimal expansions of 10/3,7/8 and 1/7 .

Find the fourth term in the expansion of : (4/7x-y^2)^5 .

Find the middle terms in the expansion of:- (3- x^3/6)^7

Write down the decimal expansions of those rational numbers which have terminating decimal expansions. : 129/(2^5 5^7 7^5) .

Solve for the value of x : (2x - 4)/(x + 7) = 5/7

MODERN PUBLICATION-NUMBER SYSTEMS-EXERCISE
  1. You know that 1/7=0.bar(142857). Can you predict what the decimal expa...

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  2. Represent each of the following rational numbers on the number line 3

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  3. Represent each of the following rational numbers on the number line 5

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  4. Represent each of the following rational numbers on the number line -3

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  5. Represent each of the following rational numbers on the number line -7

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  6. Find a rational number between -2 and 6.

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  7. Find a rational number between 1/4 and 1/3

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  8. Find a rational number between 1/4 and 1/3

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  9. Find a rational number between -3/4 and -2/5

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  10. Find a rational number between 0.75 and 1.2

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  11. Find three rational numbers between -2 and 5

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  12. Find three rational numbers between 1/5 and 1/4

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  13. Represent each of the following rational numbers on the number line 3/...

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  14. Represent each of the following rational numbers on the number line 7/...

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  15. Represent each of the following rational numbers on the number line 1....

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  16. Represent each of the following rational numbers on the number line 25...

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  17. Find five rational numbers between 2/5 and 3/4

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  18. Find six rational numbers between 3 and 4.

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  19. Insert 16 rational numbers between 2.1 and 2.2

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  20. Without actual division, find which of the following rationals are ter...

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  21. Without actual division, find which of the following rationals are ter...

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