Question

HCF of forty-five and fifty.

Answer 1

HCF of forty-five and fifty.

Answer:

5

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Answer 2

Answer:

Factors of 45

Factors of 45: 1, 3, 5, 9, 15 and 45.

Negative Factors of 45: -1, -3, -5, -9, -15 and -45.

Prime Factors of 45: 3, 5.

Prime Factorization of 45: 3 × 3 × 5 = 32 × 5.

Sum of Factors of 45: 78.

Factors of 50 (Fifty) = 1, 2, 5, 10, 25 and 50. Factors of 70 (Seventy) = 1, 2, 5, 14, 7, 10, 35 and 70. Therefore, common factor of 50 (Fifty) and 70 (Seventy) = 1, 2, 5, 10. Highest common factor (H.C.F) of 50 (Fifty) and 70 (Seventy) = 10.

Step-by-step explanation:

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