In a class test, Kate was asked to find the H.C.F of 15 and 30. The correct answer would be .

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Solution

The correct option is B 15
Factors of 15 = 1, 3, 5, 15
Factors of 30 = 1, 2, 3, 5, 6, 10, 15, 30
Common factors : 1, 3, 5, 15
H.C.F = 15

Hence, the HCF of 15 and 30 is 15.

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In a class test, Kate was asked to find the H.C.F of 15 and 30. The correct answer would be .

The correct option is B 15Factors of 15 = 1, 3, 5, 15 Factors of 30 = 1, 2, 3, 5, 6, 10, 15, 30 Common factors : 1, 3, 5, 15 H.C.F = 15 Hence, the HCF of 15 and 30 is 15.

The correct option is B 15
Factors of 15 = 1, 3, 5, 15
Factors of 30 = 1, 2, 3, 5, 6, 10, 15, 30
Common factors : 1, 3, 5, 15
H.C.F = 15

Hence, the HCF of 15 and 30 is 15.