Find the highest odd number that is a factor of 60 and a factor of 90.​

Question

Find the highest odd number that is a factor of 60 and a factor of 90.​

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Ngọc Hoa 5 years 2021-08-18T04:07:27+00:00 1 Answers 981 views 0

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  1. dangkhoa
    1
    2021-08-18T04:08:34+00:00
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    Answer :

    15

    Solution :

    Factors of 60 = 2 × 2 × 3 × 5

    Factors of 90 = 2 × 3 × 3 × 5

    Now, let’s collect all odd common factors in 60 and 90, which are :

    3 × 5 = 15

    Therefore, highest odd number that is a factor of 60 and a factor of 90 is 15.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )