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Which one of the following statements is...

Which one of the following statements is not correct ?

A

If a is a rational number and b is irrational ten a+b is irrational

B

The product of a non zero rational number with an irrational number is always lrrational

C

Additional of any two irrational numbers can be an integer

D

Division of any two integers is an integer

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QUANTUM CAT-NUMBER SYSTEM-QUESTION BANK
  1. Rational number (-18)/5 lies between consecutive integers :

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  2. Which one of the following statements is correct ?

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  3. Which one of the following statements is not correct ?

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  4. If x be a rational number and y be an irrational number, then :

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  5. A rational equvivalent to -24/20 with denominator 25 is :

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  6. Let a/b = c/d, (where a and b are odd prime numbers) . If c > a and d ...

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  7. Find the number of values of q so that p/q is always a recurring decir...

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  8. Find the number of values of q so that p/q is always a recurring decir...

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  9. 42% of a number is 357. What is 63% of that number?

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  10. The difference between the highest and lowest three digit number is :

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  11. When a two digit number is reversed, then the new number becomes 5/6 t...

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  12. The number of two digit numbers which on being reversed (i.e., their d...

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  13. The number of two digit numbers which are prime :

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  14. The number of two digit prime numbers, with distinct digits, on being ...

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  15. The total number of two digit numbers whose unit digit is either, same...

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  16. The number of two digit numbers which are perfect square and perfect c...

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  17. Aprajita multiplies a number by 72 insted of 27, then her new answer w...

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  18. If the numerator and denominator of a fraction are exchanged then the ...

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  19. 5/4 th of a number is 60 more than half of the same number the require...

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  20. When 50 is added to the 50% of a number, then the number becomes itsel...

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