Question

find the HCF and LCM of two numbers are 9 and 90 respectively if one number is 18 find the other​

Answer 1

Please appreciate my answer

Answer 2

LCM = 90

HCF = 9

Let first number be ‘A’

Let second number be ‘B’

FORMULA↓

LCM x HCF = A x B

90 x 9 = 18 x B

45 = B

Hence second number is 45

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