The Number System
What is the GCF of 12 and 18?
6
A classroom has 12 boys and 16 girls. What is the ratio of boys to girls in simplest form?
3:4 (or 3 to 4)
Evaluate the expression 3x + 5 when x = 4.
17
Find the area of a rectangle with a length of 8 cm and a width of 5 cm.
40 cm²
Find the mean of these numbers: 2, 4, 6, 8.
5
What is the LCM (Least Common Multiple) of 6 and 8?
24
If 5 pounds of apples cost $10, what is the unit rate per pound?
$2.00 per pound
Solve for y: y - 12 = 30
42
What is the formula for the area of a triangle?
A = 1/2 \times \text{base} \times \text{height} (or bh/2)
Find the median of this data set: 1, 3, 5, 7, 9.
5
Solve: 4.25 \times 0.2
What is 30% of 50?
15
Use the distributive property to simplify: 4(x + 3).
4x+12
A cube has a side length of 3 inches. What is its volume?
27 cubic inches
What do you call the number that appears most often in a data set?
Mode
To divide fractions, you multiply the first fraction by the ______ of the second.
Reciprocal (or Flip)
A car travels 180 miles in 3 hours. How many miles per hour is the car traveling?
60 mph
Write an algebraic expression for "7 less than a number n."
n-7
What is the area of a triangle with a base of 10 and a height of 6?
30
Find the range of this data set: 12, 15, 20, 45.
33
What is the absolute value of -42?
42
Find the missing value in the equivalent ratio: 2:5 = 10:__
25
Solve for g: 5g = 125
25
A 3D shape that can be folded from a 2D drawing is called a ______.
Net
A "statistical question" is a question that has more than one ______.
Answer/Result