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  • Kyle’s lock combination consists of 3 two-digit numbers.The combination satisfies the three conditions below.

    Kyle’s lock combination consists of 3 two-digit numbers.The combination satisfies the three conditions below.
     One number is odd.
     One number is a multiple of 5.
     One number is the day of the month of Klye’s birthday.
    If each number satisfies exactly one of three conditions ,which of the following could be the combination to the lock?
    A 14-20-13
    B 14-25-13
    C 15-18-16
    D 20-15-20
    E 34-30-21
    這題也沒說Kyle的生日啊,答案為什么選A?
    英語人氣:653 ℃時間:2020-02-05 15:19:51
    優(yōu)質解答
    條件1,有一個是奇數(shù).條件2,有一個是5的倍數(shù).條件3,有一個是K的生日日期,那就只能是1-31了.(A) 14-20-13(B) 14-25-13 --> 被排除因為有2個奇數(shù)(C) 15-18-16 --> 被排除因為15是唯一一個奇數(shù)同時又是5的倍數(shù)(D) 20-15-...
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