Percentage

2008-03-22 1:00 am
A is 20% more than B, what percentage of A is B?
*點解本書的答案是83又1/3%,而我算出120%呢?
**要有詳細解釋,不然我不明白!

回答 (3)

2008-03-22 4:45 am
✔ 最佳答案
好簡單,因為答案是5÷6,你計左6÷5

B(1+20%)=A
1.2B=A
B=A÷1.2
B=5A÷6
B=A(5÷6)
B=A(83+1÷3%)

所以答案是83又1/3%

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2008-03-22 1:38 am
100/120

=5/6

Ans:5/6

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2008-03-22 1:03 am
A = (1+20%)B
A = 1.2 B
B = (1/1.2) A
B = 0.8333333A or 83.3333% of A
參考: ME


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