百分率[方式,最好有答案]

2008-04-07 3:51 am
xx酒店向xx花店訂了150朵花,其中54%是玫瑰,22%是菊花,其他都是鬱金香。
1.玫瑰和菊叱共有幾朵?
______________________________
=_____________________________
2.玫瑰比菊花多幾朵?%
______________________________
=_____________________________
3.鬱金香有多少朵
____________________________
=_________________________
4.xx酒店向xx花店另外訂了125朵花,其中百合佔44%,而紅色百合佔全部百合的80%。紅色百合有見少朵?
__________________________________
=________________________________

回答 (7)

2008-04-08 2:46 am
1.150*(54%+22%)
=114朵
2.150*(54%-22%)
=48朵
3.150*(1-54%-22%)
=36朵
4.125*44%*80%
=44朵
參考: me
2008-04-07 5:11 am
1.
150*54% 150*22%
=81+33
=114

2.
150*54%-150*22%
=81-33
=48

3.
150*(100%-54%-22%)
=150*24%
=36

4.
125*44%*80%
=44
2008-04-07 4:20 am
1.玫瑰和菊花共有幾朵?

玫瑰:150x54%=81朵
菊花:150x22%=33朵
玫瑰+菊花:81+33=114朵

2.玫瑰比菊花多幾朵?%

(玫瑰-菊花)÷玫瑰x100%
=(81-33)÷81=145%

3.鬱金香有多少朵

鬱金香=總數-玫瑰+菊花
=150-81-33
=36

4.

百合總數=125x44%=55朵
紅色百合=55x80%=44朵

hope I can help you
2008-04-07 4:20 am
1.
(150x54%)+(150x22%)
=81+33
=114
所以玫瑰和菊花共有114朵。

2.
81-33
=48
所以玫瑰比菊花多48朵。

3.
150x(1-54%-22%)
=150x24%
=36 或

150-114
=36
所以鬱金香有36朵。

4.
(125x44%)x80%
=55x80%
=44
所以紅色百合有44朵。
2008-04-07 4:09 am
1. 150 x (54%+22%)
=150 x 76%
=114

2. 150 x 54% - 150 x 22%
= 81 - 33
=48

3. 150 x (100-54-22)%
=150 x 24%
=36

4. (125 x 44%) x 80%
= 55 x 80%
=44
參考: 自己
2008-04-07 4:08 am
xx酒店向xx花店訂了150朵花,其中54%是玫瑰,22%是菊花,其他都是鬱金香。
1.玫瑰和菊叱共有幾朵?
150x(54 22)%
=150x76%
=114
2.玫瑰比菊花多幾朵?%
150x(54-22)%
=150x32%
=15
3.鬱金香有多少朵
150-114
=36
4.xx酒店向xx花店另外訂了125朵花,其中百合佔44%,而紅色百合佔全部百合的80%。紅色百合有見少朵?
125x44%x80%
=44

2008-04-06 20:09:27 補充:
1.150x(54+22)%
2008-04-07 3:58 am
1.
150*54% 150*22%
=81+33
=114

2.
150*54%-150*22%
=81-33
=48

3.
150*(100%-54%-22%)
=150*24%
=36

4.
125*44%*80%
=44


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