Show:
Ratios and Proportions
Percents
Inequalities
Constructions and Scale Drawings
Probability and Statistics
100
In 12 days you walked 84 miles. How far did you walk each day?
7 miles per day
100
Amber bought a book for $15. The sales tax is 7.5%. What was the final cost?
$16.125 = $16.13
100
Solve and Graph the inequality. x - 4 is greater than -6
x is greater than -2 open dot, arrow to the right
100
Use Resource B. Tell whether the angles are adjacent or vertical. Then find the value of x.
adjacent and 28 degrees
100
You flip 3 coins. What is the probability of flipping at least 2 tails?
4/8 = 1/2 TTT TTH 2 X 2 X 2 = 8 THT HTT
200
Use Resource A. Does the table show a proportional relationship?
Yes. The rate of remains constant.
200
21 is what percent of 28?
75%
200
Solve and Graph the inequality. -6z is greater than or equal to 36
z is less than or equal to -6 closed dot, arrow to the left
200
SURPRISE!! ITS A PERCENT QUESTION! 10 people were surfing on Saturday. 12 were surfing on Sunday. What was the percent of change from Saturday to Sunday?
20%
200
Use Resource F. Find the probability of spinning a 1 and then a 2.
1/81
300
17/3 = y/6 Solve the proportion.
y = 34
300
What number is 80% of 45?
36
300
Solve the inequality. 10 < -5x + 8
-0.4>x or x < -0.4
300
SURPRISE! ITS A PROBABILITY QUESTION! The probability that a boy will be chosen from the crowd is 40%. There are 500 people in the crowd. How many are boys?
200
300
7 out of every 10 doctors surveyed recommend you take a vitamin everyday. If 105 doctors said to take a vitamin, how many doctors were surveyed?
7/10 = 105/x 150
400
Five movie tickets cost $36.25. What is the cost of 8 movie tickets?
$58
400
If the original price is $15 and you have a 5% discount, what is the sale price?
$14.25
400
You have $2.50. Each gumball in a gumball machine costs $0.25. Write and solve and inequality that represents the number of gumballs you can buy.
0.25g is less than or equal to 2.5 g is less than or equal to 10
400
Use Resource E. Find the value of x.
80 degrees
400
Use Resource H. Which store has the greater range and what is it?
Store B; 35
500
A specific shade of green glaze requires 5 parts blue to 3 parts yellow. A glaze mixture contains 25 quarts blue and 9 quarts yellow. How can you fix the mixture to make the specific shade of green glaze?
Add 6 quarts yellow.
500
You put $450 in an account. It earns 6% interest. Find the total amount in the account after 4 years.
Interest $108 + 450 = $558
500
You have $30 to buy baseball cards. Each pack of cards costs $5. Write and solve and inequality that represents the number of packs of baseball cards you can buy and still have at least $10 left.
30 - 5c is greater than or equal to 10 c is less than or equal to 4 or 5c +10 is less than or equal to 30
500
An engineer is using a computer-aided design software to design a component for a space shuttle . The scale of the drawing is 1 cm: 60 in. The actual length of the component is 12.5 feet. What is the length of the component in the drawing. Be careful with units! Answer in cm.
2.5 cm
500
Use Resource H. What is the difference in the medians?
10