RATIOS & RATES
THE NUMBER SYSTEM
EXPRESSIONS & EQUATIONS
Geometry
Stats and Probability
Mr. Reza
100
There are 8 red marbles and 4 blue marbles.
What is the ratio of red marbles to blue marbles in simplest form?
2:1
100
Which is greater?
3/4 or 2/3
3/4
100
8 + 4 × 2
16
100
A rectangle has a length of 8 inches and a width of 5 inches.
What is its area?
40 square inches
100
Find the mean:
4, 6, 8
6
100
What state was Mr. Reza born in?
Texas
200
A class has 12 boys and 18 girls.
What is the ratio of boys to the total number of students?
2:5
200
2/3 + 1/6
5/6
200
3(4 + 5)
27
200
A rectangle has a length of 10 cm and a width of 4 cm.
What is its perimeter?
28 cm
200
Find the median:
3, 7, 9, 12, 15
9
200
What is Mr. Reza's little brother's name?
Alex
300
A runner travels 12 miles in 3 hours.
What is the runner's unit rate?
4 miles per hour
300
3/4 ÷ 1/2
3/2 or 1½
300
Evaluate when x = 5:
3x + 4
19
300
A parallelogram has a base of 12 inches and a height of 5 inches.
What is its area?
60 square inches
300
Find the mode:
2, 4, 4, 5, 6, 4, 8
4
300
What movie franchise is Mr. Reza a huge fan of?
Star Wars
400
A recipe calls for 3 cups of flour for every 2 cups of sugar.
If you use 12 cups of flour, how many cups of sugar do you need?
8 cups
400
Which number is greater?
-3 or -8
-3
400
Solve:
x + 7 = 19
x = 12
400
A triangle has a base of 10 cm and a height of 8 cm.
What is its area?
40 square centimeters
400
Find the range:
12, 18, 7, 25, 14
18
400
What is Mr. Reza's nickname?
Chiba
500
A school has 24 sixth graders and 36 seventh graders.
The school wants to keep the same ratio when creating a smaller group.
If the group has 10 students total, how many should be sixth graders?
4 sixth graders
500
A submarine is at -75 feet.
It rises 30 feet and then rises another 20 feet.
What is its final position?
-25
500
A number is multiplied by 4 and then 7 is added.
The result is 31.
What is the number?
6
4x +7 = 31
500
A rectangular prism has dimensions:
6 cm × 4 cm × 5 cm
What is its volume?
120 cubic centimeters
500
Five students scored:
70, 80, 80, 90, 100
A sixth student joins the group and scores 100.
What happens to the mean?
The mean increases.
Before: 84
After: 86.7
500
What did Mr Reza study in College?
Stem Education