B=? 幫幫手

👨🏻‍🏫 學術台數學

Yuki

2007-11-30 5:15 am

3 A 9
_ = __ = _
8 56 B
可能會難SEE
唔好意思-_-""

回答 (4)

天

2007-11-30 8:35 am

✔ 最佳答案

3 / 8 = A / 56 = 9 / B
A : 3 = 8 : 56
56 / 8 x 3 = A
A = 21
9 / B = 3 / 8
9 / 3 x 8 = B
B = 24

參考: byfrgnhvt

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kwok on

2007-11-30 10:28 am

ans.
3 / 8 = A / 56 = 9 / B
A : 3 = 8 : 56
56 / 8 x 3 = A
A = 21
9 / B = 3 / 8
9 / 3 x 8 = B
B = 24

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琳

2007-11-30 5:34 am

…
B=24

A果個可以唔理
3/8=9/b

3x3=9
so8x3=24

參考: ....Non

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[匿名]

2007-11-30 5:33 am

A=21
B=24

參考: 自己

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