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The product of the HCF and LCM of the smallest prime number and the smallest composite number is

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Important Questions on Real Numbers

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CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 9
If two positive integers a and b are written as a=x3y2 and b=xy3, where x, y are prime numbers, then HCF(a,b) is
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CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 10
If two positive integers p and q can be expressed as p=ab2 and q=a3b, where a, b are prime numbers then LCM(p, q) is
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CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 11
Euclid's division lemma states that for two positive integers a and b, there exist unique whole numbers q and r such that a=bq+r, where r must satisfy
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CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 12
The largest number which divides 70 and 125, leaving remainders 5 and 8 respectively is 
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CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 13
For some integer m, every even integer is of the form
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CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 14
For some integer q, every odd integer is of the form
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CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 15
n2-1 is divisible by 8, if n is
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CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 16
The LCM of smallest two digit number and smallest composite number is