AR Lesson 3 , Pg. 15/16/17/18

It takes $2.00 worth of meat to make 6 sandwiches. What is the cost of meat for 42 sandwiches?

$14

If you invest $3000 at a 6% interest rate. How much money will you have in 3 years?

$3540

How to change a fraction to a percent?

1. Divide the bottom number into 100. 2. Then take that number and multiply it to the top Number. * reduce fraction too big

Your marketing ship scores are 6 and 10 on to test. If you want to average 9 on these test, what must your third score be?

11

A man is 3 time is old as his son. The sum of their age is 48 years. How old is the son?

12

When Gene was 16 years old he was 60 inches tall. On his 19th birthday he was 69 inches tall. What percent increase in height did Gene experience from age 16 to age 19?

15%

Netflix costs $29 a months this year; it was $25 a month last year. What is the percent increase?

16%

You have 2 red shirts, three blue shirts, 5 orange shirts. You have 4 pairs of pants in A separate dresser with the shirts. What is the possibility you get a red shirt?

20%

A 20 - foot pole has a 7 foot shadow. What is the shadow of an 80 foot pole?

28

A 12 inch ruler is divided into 3 parts. The large part is 3 times longer than a small. The medium part is 2 times as long as the smallest. How long is the smallest part?

2in

Sally wants to buy a car. she invested $10,000 into the bank that pays her an interest of 9% each year. The car cost $12,000. In how many years will she have enough money.

3 years

A $50 shirt was on sale for $35. What is the percent decrease in price?

30%

The basketball player made 13 out of 20 shorts. What percent of the shots did he miss?

35%

The sum of two numbers is 88. One number is 12 less than the other. What are the 2 numbers?

50 and 38

There are 14 girls in 11 boys in the class. What percent of the class are girls?

56%

Profits of $27,000 are divided into a ratio of 4:3:2. How much money does the smaller portion gets?

6,000

If it is on sale for 20% off and the sale price is $68; what is the original price?

85

First 3 test grades are 78 94 82. next test is tomorrow. What do you need to score to have average of 87?

94

The percent increase or percent decrease; formula is

D/O" difference over original

proportions

Find the multiplier and then use it on the item they asked you about.

What percent of. Formula

P/T : Part over Total

What is the probability? Formula

P/T part over time

A lady took a 500 mile trip. She traveled a certain number of miles by car, then nine times as far by airplane. How many miles did she travel by car?

X=50

Two Jets takeoff from the airport at the same time. One flies east at 260 mph The other one goes west at 340 mph. a.) how far apart will the Jet be after 3 hours? b.) how many hours will they fly to be 3000 miles apart?

a.) 1,800 b.) 5