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Q.

LCM × HCF = ________ of two numbers.


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a

Addition

b

Subtraction

c

Product

d

Division 

answer is C.

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Detailed Solution

Consider two numbers: 9 and 15
Prime factorisation of
9 = 3 × 3
15 = 3 × 5
Thus, HCF (9, 15) = 3
LCM (9, 15) = 3 × 3 × 5 = 45
Therefore, LCM × HCF = 3 × 45 = 135
Clearly, 9 × 15 = 135
Hence, LCM × HCF = Product of two numbers
 
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