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The fundamental arithmetical operations ...

The fundamental arithmetical operations on 2 recurring decimals can be performed directly without converting them to vulgar fractions :

A

only in addition and subtraction

B

only in addition and multiplication

C

only in addition, subtraction and multiplication

D

in all the four arithmetical operations

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The correct Answer is:
D
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ARIHANT SSC-FUNDAMENTALS -EXERCISE - MISCELLANEOUS
  1. Which one of the following statements is not correct ?

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  2. The value of (10 sqrt(6.25))/(sqrt(6.25) - 0.5) is:

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  3. The fundamental arithmetical operations on 2 recurring decimals can be...

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  4. Find the largest number that will divide 398, 436 and 542 leaving r...

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  5. Which one of the following statements is correct?

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  6. The value of ((1.5)^3 + (4.7)^3 + (3.8)^3 - 3 xx 1.5 xx 4.7 xx 3.8)/...

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  7. The smallest number which must be added to 803642 in order to obtain a...

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  8. Simplified value of (8.73 xx 8.73 xx 8.73 + 4.27 xx 4.27 xx 4.27)/(8.7...

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  9. If (x - 1/x) = 5, then x^3 - 1/(x^3) equals :

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  10. Mohan gets 3 marks for each correct sum and loses 2 marks for each wro...

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  11. |x-1|+|x-2|+|x-3| ge 6

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  12. It costs Rs. 10 a kilometer to fly and Rs. 2 a km to drive. If one tra...

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  13. If 2^(x + 3) . 4^(2x - 5) = 2^(3x + 7) , then the value of x is :

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  14. The value ((x^a)/(x^b))^((a^2 + ab + b^2)) ((x^b)/(x^c))^((b^2 + bc + ...

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  15. The value of 4 xx 100 + 3 xx 10 + 9/1000 is:

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  16. Which one of the following statement is correct?

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  17. The least number which is a perfect square and has 540 as a factor is ...

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  18. The set of netural numbers is closed under the binary operations of :

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  19. If (100 sqrt(25))/(sqrt(25) + x) = 50 then the value of x is :

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  20. The total number of prime number between 120 and 140 is :

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