Discount Bike Clothing

I'm going to test questions that I was wrong on my test to try to correct them prepare for the final, pre algebra I

~ Percentage
In a survey of 2,500 people 750 have said they regularly drink OJ at breakfast this mean percent?

An article of clothing regularly $ 34.55 sale is announced 45% reduction to find the sale price

At the end of the summer in the sale of garden furniture at a market price of $ 1213 is for sale for 24% off what is the rebate?

employees of the bike shop set a goal of selling 200 new bikes in a period of three months they sold the first 130 months D75 bike bike second month and 125 the third month what percentage of their purpose did they achieve?


~ ~ Find the best buy
8 square feet of wrapping paper for $ 2.25 or 5 square feet of wrapping paper for $ 1.30?

Please explain how this

~ ~ The counting principle
You buy a phone, you can choose a wall, desk or antique style.You can choose a keyboard or rotary dial.Color choices are white, ivory, beige, and many choices black.How phones are they?

A committee is composed of four members, there are 6 men 5 women available to serve on various committees, how many can be trained?


~ Intercepts
What is the intercept? y = 1/2x-1

What is the equation of the line?
Slope = 5, -3 intercept =

What is the equation of the line?
Through the points (3, -2) and (-2, 8), 4 = intercept

You buy exactly 20 meters of ribbon for a crown. You can buy a tape in packs of 2 yards Orin bolts 5 yard. How many packages or pieces of tape would you buy?
equation represents the situation algebraically?





Ok the ones I'm having more problems with the percentages and intercepts parcels cordinate you do not have to answer every question (although it would help a lot) less selected in one of the three, it would be most Popular

What is the equation of the line?
x intercept = 1, 3 y intercept =


~ ~ Perimeter area /
how to find area of a parallelogram?
how to find perimmeter a trapeze?




~

1) In a survey of 2,500 people 750 have said they regularly drink OJ at breakfast this mean percent?
750/2500 X 100 = 30%

2) An article of clothing regularly $ 34.55 sale is announced 45% discount. Find the sale price
45/100X34.55 = $ 15.55 rebate or discount
Price = 34.55 to 15.55 = $ 19

3) At the end of the summer in the sale of garden furniture at a market price of $ 1213 is for sale for 24% off what is the rebate?
Discount = $ 291.12 = 24/100X1213

4) employees of the bike shop set a goal of selling 200 new bikes in a period of three months, they sold 75 bikes this month the first 130 bikes and 125 the second month of the third month what percentage of their purpose did they achieve ?
75 +130 +125 = 330
330/200X100 = 165% compared to their target

5) 8 square feet of wrapping paper for $ 2.25 or 5 square feet of wrapping paper for $ 1.30?
find the unit price or a square foot FRO
$ 3 / 5 = $ 0.60 a square foot
$ 2.25 / 8 = $ 0.28125 per 1 square foot is the best buy!

6) You are buying a phone, you can choose a wall, desk or antique style.You can choose a keyboard or rotary dial.Color choices are white, ivory, beige, and many choices black.How phones are they?

multiply together the first choice for each stage
style = Choices phone phone type X X color = 3X2X4 = 24

7) The committee is composed of four members, there are 6 men 5 women available to serve on various committees, how many can be trained?
If there are no restrictions on the composition of the committee the number of differentiation.