Ratios and Proportional Relationships
A recipe uses 2 cups of sugar for 4 batches. How many cups for 1 batch?
0.5 cups
Evaluate: 6 + 3 × 4
18
0.75 as a fraction
3/4
Find the area of a rectangle: length 6, width 4
24 square units
Is 6 a solution to the inequality x > 4?
yes
A car travels 120 miles in 3 hours. What is the unit rate?
40 miles per hour
Solve: x + 7 = 15
x = 8
25% of 80
20
Find the perimeter of a square with side length 5
20 units
Put in order from least to greatest:
-1, 4, -3, 2
-3, -1, 2, 4
If 5 notebooks cost $10, how much do 8 notebooks cost?
$16
Solve: 3x = 21
x = 7
Add: 1/2 + 3/4
1 1/4 (or 5/4)
Find the area of a triangle: base 8, height 5
20 square units
Compare using an inequality:
-5 ___ -2
-5 < -2
A classroom has a ratio of 3 boys to 5 girls. If there are 24 students total, how many are girls?
15 girls
Solve: 2x + 5 = 17
x = 6
Multiply: 2/3 × 9/10
3/5
A rectangle has an area of 20 square units and a width of 4 units. What is the length?
5 units
Put in order from least to greatest:
0.5, -1/2, 0, -0.25
-1/2, -0.25, 0, 0.5
A map scale shows 1 inch = 5 miles. How many miles is 3.5 inches?
17.5 miles
Solve: 4(x − 2) = 20
x = 7
A $50 shirt is on sale for 20% off. What is the sale price?
$40
A rectangular prism has length 4, width 3, height 2. Find the volume.
24 cubic units
Compare using an inequality:
-3/4 ___ -0.6
-3/4 < -0.6