7. If the LCM of a and 18 is 36 and the HCF of a and 18 2, then a = a. 2 b. 3 c. 4 d. 1
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here is ur answer...........
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Answer:
c.4
Step-by-step explanation:
product of LCM and HCF = product of two numbers
36 × 2 = a × 18
a × 18 = 36×2
a = 72/18
a = 4
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