# Yahoo奇摩 網頁搜尋

1. ### Braille system

...dot position. Number of symbols have 0 raised dots = 1 Number of symbols have... system. Number of symbols have 0 raised dots = 1 Number of symbols have...

分類：科學及數學 > 數學 2009年01月26日

2. ### Math Questions 4 help!~

Let the original price be \$100. A shopkeeper raised the price of a table by 20% \$100*(1+20%)=\$120 Later he sold the...

分類：科學及數學 > 數學 2009年09月09日

3. ### I have a math problem, help!

The water raise to 9 cm told you the height of the water level after inserting the... original level of water (without metal) is 7cm The water level raise after inserting the metal is 9cm - 7cm= 2cm

分類：科學及數學 > 數學 2008年12月31日

4. ### 若a,b都是無理數,則a的b次方都是無理數?

No. We would like to show that one can raise an irrational number to an irrational power and get...then we would have an example of an irrational number raised to an irrational power giving a rational number...

分類：科學及數學 > 數學 2008年11月01日

5. ### 數學persent那些

A shop keeper raised the marked price of a dress by 20%. It was originally marked at \$500. He then sold it to customer at a 20% discount. The selling price: 500*(1+20%)*(1+20%) =500*1.2*0.8 =\$480

分類：科學及數學 > 數學 2007年01月05日

6. ### About Summer Holiday Homework

example: orignial price: \$100 First, raised the price by 20% : \$100 X (1+20%)=\$120 Then , later sold at 20% discount: \$120X(1-20%)= \$96 compare to original price: (\$96-\$100)/\$100 = - 4%

分類：科學及數學 > 數學 2007年08月23日

7. ### 幾條英文數學題!!(急20分)

1) let table be \$x raised price: x*(1+20%)=1.2x discount price: 1.2x*(1-20%)=0.96x as 1.2x &gt; 0.96...

分類：科學及數學 > 數學 2007年09月07日

8. ### F.1 Maths

...已可解決問題. 問題問售價, 所以主體是價錢, 單位是 \$ Marked price \$2800 Raised new price \$2800 x (1+25%) = \$3500 Discount 30% off \$3500 x (1-30%) = \$2450...

分類：科學及數學 > 數學 2009年01月02日

9. ### F.3 Maths percentage 1 9steps are required)

...x the discount be y the value of goods to get 25% profit = 1.25x after he raised up 30% more for its marked price, it becomes 1.25x(1.3...

分類：科學及數學 > 數學 2008年11月15日

10. ### Math中四麻煩題

... = \$900/n since the price of a dozen bottles of wine is raised by \$150, then each bottle of wine is raised \$12.5.Thereforeo...

分類：科學及數學 > 數學 2007年11月28日