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RD SHARMA-REAL NUMBERS-All Questions
- If a and b are relatively prime numbers, then what is their HCF?
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- If a and b are relatively prime numbers, then what is their LCM?
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- Two numbers have 12 as their HCF and 350 as their LCM (True/false).
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- The exponent of 2 in the prime factorisation of 144, is (a) 4 ...
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- The LCM of two numbers is 1200. Which of the following cannot be th...
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- If n=2^3xx3^4xx5^4xx7 , then the number of consecutive zeros in n ,...
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- The sum of the exponents of the prime factors in the prime factoris...
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- The number of decimal places after which the decimal expansion of t...
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- If two positive integers a and b are expressible in the form a=p...
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- In Q. No. 7, HCF (a ,\ b) is p q (b) p^3q^3 (c) p^3q^2 (d) p^2q^2
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- If two positive integers m and n are expressible in the form m=p...
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- If the LCM of a and 18 is 36 and the HCF of a and 18 is 2, then a= ...
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- The HCF of 95 and 152, is (a) 57 (b) 1 (c) 19 ...
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- If HCF(26, 169) = 13, then LCM (26, 169) =?a) 26 (b) 52 ...
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- If a=2^3xx3,\ \ b=2xx3xx5,\ \ c=3^nxx5 and LCM (a ,\ b ,\ c)=2^3xx3^2x...
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- The decimal expansion of the rational number (14587)/(1250) will te...
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- If p and q are co-prime numbers, then p^2 and q^2 are (a) coprime (...
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- Which of the following rational numbers have terminating decimal (1...
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- if 3 is the least prime factor of number a and 7 is the least prime fa...
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- 3. 27 is (a) an integer (b) a rational number (c) a natural numbe...
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