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標題:

Basic Concepts of Percentages( F.1 )(10)

• 關於動畫冰果 20點@1@
• 我想問王晨進身08奧運的經過@1@
• 問有關 physics 會考out c 題號(79-06)
• 請問1991年11月5日的人健康,學業,愛情,運程如何？？？
• 妹妹妹妹16-12-2006

• 關於動畫冰果 20點@1@
• 我想問王晨進身08奧運的經過@1@
• 問有關 physics 會考out c 題號(79-06)
• 請問1991年11月5日的人健康,學業,愛情,運程如何？？？
• 妹妹妹妹16-12-2006

 

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發問:

Mr.Ho bought 3 000 apples at $5000.50% of the apples were sold at $ 10 for 3, 30% of the apples sold at $ 10 for 4, the rest were sold at $ 10 for 5. (a) Find his total sales . (b) Find the profit percent .

最佳解答:

(a) Find his total sales 50%APPLES were sold at $ 10 for 3:3000x50%x10/3=3000x0.5x10/3=$5000 30% of the apples sold at $ 10 for 4:3000x30%x10/4=$2250 the rest were sold at $ 10 for 5:3000X20%X10/5=$1200 total sales :5000+2250+1200=$8450 (b) Find the profit percent (8450-5000)/5000X100% =0.69x100% =69%

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