Mathes 文字題唔明 - 請幫忙
2017/06/29 05:29
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Mathes 文字題唔明 - 請幫忙
發問:
1. A group of workmen left after finishing 1/7 of the wotk . Another group finished 2/3 of the remaining wotk . What farction of the work was left to be finished ?2. Father was earning $ 4 500 a month. At the end of the year , he was give 1/2 month's bouns. How much did he earn a year... 顯示更多 1. A group of workmen left after finishing 1/7 of the wotk . Another group finished 2/3 of the remaining wotk . What farction of the work was left to be finished ? 2. Father was earning $ 4 500 a month. At the end of the year , he was give 1/2 month's bouns. How much did he earn a year ? 3. John had $ 48 . He spent 1/4 on food and 1/2 of the remainder on drinks. How much was left over ? 4. Jason has 12 sweets. He gave 1/3 to john and 1/2 of the rest to Mary. How many sweets had he left ? 5. The price of a fish which weight 1-1/2 kg was $ 66. How much would I pay if I bought a snaller fish of 3/4 kg ? 6. There are 80 pages in the book . Jenny read half of a book in the morning and finished of the remaining in the afternoon. Hoe many pages did he finish reading?
最佳解答:
1. A group of workmen left after finishing 1/7 of the work . Another group finished 2/3 of the remaining work . What fraction of the work was left to be finished ? 一班工人做了 1/7 的工作，另一班工人做了剩余的 2/3 的工作。请问有多少工作未完成（求分数）？ 先将工作分成 7 等份 >> O O O O O O O 工人做了1 份，剩 6 份。>> 口 O O O O O O 另一班工人做了剩余的 2/3 。 >> 口 # # # # O O 答案系 2/7 （sorry, 我唔识 working ） 2. Father was earning $ 4 500 a month. At the end of the year , he was give 1/2 month's bouns. How much did he earn a year ? 爸爸每月赚 $4,500。年尾，公司会给爸爸一个月o既 1/2 当作奖金。请问爸爸一年赚多少？ ( $4,500 x 12 ) + ( $4,500 x 1/2 ) = $54,000 + $2,250 = $56,250 3. John had $ 48 . He spent 1/4 on food and 1/2 of the remainder on drinks. How much was left over ? John 有 $48，他用了 1/4 食野，再用剩余的 1/2 饮野。请问他还剩多少钱？ 1/4 食野 >> $48 x 1/4 = $12 剩余 >> $48 - $12 = $36 剩余的 1/2 饮野 >> $36 x 1/2 = $18 还剩多少钱 >> $48 - $12 - $18 = $18 4. Jason has 12 sweets. He gave 1/3 to john and 1/2 of the rest to Mary. How many sweets had he left ? Jason 有 12 粒糖，他给John 1/3，再将剩余的 1/2 给Mary。请问他还剩多少粒糖？ 给John 1/3 >> 12 x 1/3 = 4 剩余 >> 12 - 4 = 8 剩余的 1/2 给Mary >> 8 x 1/2 = 4 还剩多少粒糖 >> 12 - 4 - 4 = 4 5. The price of a fish which weight 1-1/2 kg was $ 66. How much would I pay if I bought a smaller fish of 3/4 kg ? 用 $66 可以买到 1-1/2 kg 鱼。请问我要用多少钱才买到 3/4 kg 鱼呢？ 先统一分数 >> 1-1/2 = 3/2 = 6/4 6/4 >>> $66 3/4 >>> ? 可以唔理分数 >> 6 份 >>> $66 1 份 >>> $66 / 6 = $11 3 份 >>> $11 x 3 = $33 6. There are 80 pages in the book . Jenny read half of a book in the morning and finished of the remaining in the afternoon. How many pages did he finish reading? 一本书有 80 页。Jenny 早上读了一半，下午在读完剩下的页数。他总共读了多少页？ 早上 >> 80 x 1/2 = 40 下午 >> 80 - 40 = 40 总共读了多少页 >> 40 + 40 = 80 希望可以帮到你丫... ^^
其他解答:
1. A group of workmen left after finishing 1/7 of the work . Another group finished 2/3 of the remaining work . What fraction of the work was left to be finished ? 第1 批工人剩餘工作: 1-1/7=6/7 第2 批工人剩餘工作: (第1 批工人剩餘工作)x(1- 2/3) =(6/7)x1/3 =2/7
Mathes 文字題唔明 - 請幫忙
發問:
1. A group of workmen left after finishing 1/7 of the wotk . Another group finished 2/3 of the remaining wotk . What farction of the work was left to be finished ?2. Father was earning $ 4 500 a month. At the end of the year , he was give 1/2 month's bouns. How much did he earn a year... 顯示更多 1. A group of workmen left after finishing 1/7 of the wotk . Another group finished 2/3 of the remaining wotk . What farction of the work was left to be finished ? 2. Father was earning $ 4 500 a month. At the end of the year , he was give 1/2 month's bouns. How much did he earn a year ? 3. John had $ 48 . He spent 1/4 on food and 1/2 of the remainder on drinks. How much was left over ? 4. Jason has 12 sweets. He gave 1/3 to john and 1/2 of the rest to Mary. How many sweets had he left ? 5. The price of a fish which weight 1-1/2 kg was $ 66. How much would I pay if I bought a snaller fish of 3/4 kg ? 6. There are 80 pages in the book . Jenny read half of a book in the morning and finished of the remaining in the afternoon. Hoe many pages did he finish reading?
最佳解答:
1. A group of workmen left after finishing 1/7 of the work . Another group finished 2/3 of the remaining work . What fraction of the work was left to be finished ? 一班工人做了 1/7 的工作，另一班工人做了剩余的 2/3 的工作。请问有多少工作未完成（求分数）？ 先将工作分成 7 等份 >> O O O O O O O 工人做了1 份，剩 6 份。>> 口 O O O O O O 另一班工人做了剩余的 2/3 。 >> 口 # # # # O O 答案系 2/7 （sorry, 我唔识 working ） 2. Father was earning $ 4 500 a month. At the end of the year , he was give 1/2 month's bouns. How much did he earn a year ? 爸爸每月赚 $4,500。年尾，公司会给爸爸一个月o既 1/2 当作奖金。请问爸爸一年赚多少？ ( $4,500 x 12 ) + ( $4,500 x 1/2 ) = $54,000 + $2,250 = $56,250 3. John had $ 48 . He spent 1/4 on food and 1/2 of the remainder on drinks. How much was left over ? John 有 $48，他用了 1/4 食野，再用剩余的 1/2 饮野。请问他还剩多少钱？ 1/4 食野 >> $48 x 1/4 = $12 剩余 >> $48 - $12 = $36 剩余的 1/2 饮野 >> $36 x 1/2 = $18 还剩多少钱 >> $48 - $12 - $18 = $18 4. Jason has 12 sweets. He gave 1/3 to john and 1/2 of the rest to Mary. How many sweets had he left ? Jason 有 12 粒糖，他给John 1/3，再将剩余的 1/2 给Mary。请问他还剩多少粒糖？ 给John 1/3 >> 12 x 1/3 = 4 剩余 >> 12 - 4 = 8 剩余的 1/2 给Mary >> 8 x 1/2 = 4 还剩多少粒糖 >> 12 - 4 - 4 = 4 5. The price of a fish which weight 1-1/2 kg was $ 66. How much would I pay if I bought a smaller fish of 3/4 kg ? 用 $66 可以买到 1-1/2 kg 鱼。请问我要用多少钱才买到 3/4 kg 鱼呢？ 先统一分数 >> 1-1/2 = 3/2 = 6/4 6/4 >>> $66 3/4 >>> ? 可以唔理分数 >> 6 份 >>> $66 1 份 >>> $66 / 6 = $11 3 份 >>> $11 x 3 = $33 6. There are 80 pages in the book . Jenny read half of a book in the morning and finished of the remaining in the afternoon. How many pages did he finish reading? 一本书有 80 页。Jenny 早上读了一半，下午在读完剩下的页数。他总共读了多少页？ 早上 >> 80 x 1/2 = 40 下午 >> 80 - 40 = 40 总共读了多少页 >> 40 + 40 = 80 希望可以帮到你丫... ^^
其他解答:
1. A group of workmen left after finishing 1/7 of the work . Another group finished 2/3 of the remaining work . What fraction of the work was left to be finished ? 第1 批工人剩餘工作: 1-1/7=6/7 第2 批工人剩餘工作: (第1 批工人剩餘工作)x(1- 2/3) =(6/7)x1/3 =2/7
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