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Every even integer is of the form 2m ...

Every even integer is of the form `2m` , where `m` is an integer (True/false).

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RD SHARMA ENGLISH-REAL NUMBERS-All Questions
  1. The sum of two prime numbers is always a prime number (True/false).

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  2. The product of any three consecutive natural numbers is divisible b...

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  3. Every even integer is of the form 2m , where m is an integer (True/...

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  4. Every odd integer is of the form 2m-1 , where m is an integer (True...

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  5. The product of two irrational numbers is an irrational number (True...

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  6. The sum of two irrational numbers is an irrational number (True/fal...

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  7. For what value of n ,\ 2^nxx5^n ends in 5.

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  8. If a and b are relatively prime numbers, then what is their HCF?

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  9. If a and b are relatively prime numbers, then what is their LCM?

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  10. Two numbers have 12 as their HCF and 350 as their LCM (True/false).

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  11. The exponent of 2 in the prime factorisation of 144, is (a) 4       ...

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  12. The LCM of two numbers is 1200. Which of the following cannot be th...

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  13. If n=2^3xx3^4xx5^4xx7 , then the number of consecutive zeros in n ,...

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  14. The sum of the exponents of the prime factors in the prime factoris...

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  15. The number of decimal places after which the decimal expansion of th...

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  16. If two positive integers a and b are expressible in the form a=p q...

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  17. If two positive integers a and b are expressible in the form a =pq^2 a...

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  18. If two positive integers m and n are expressible in the form m=p q...

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  19. LCM of a and 18 is 36 and HCF of a and 18 is 2, then a= (a) 2 (b) 3 ...

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  20. The HCF of 95 and 152, is (a) 57            (b) 1            (c) 19 ...

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