Ratios & Proportions
A recipe uses 2 cups of flour for 3 batches. How many cups are needed for 6 batches?
What is 4 cups?
Solve: 2x + 5 = 19
What is x = 7?
What is 15% of 200?
What is 30?
Find the area of a rectangle: length = 12, width = 4.
What is 48 square units?
Probability of rolling an even number on a die.
What is 3/6 or 1/2?
A car travels 120 miles in 3 hours. What is the unit rate?
What is 40 miles per hour?
Solve: 3(x − 2) = 18
What is x = 8?
A $50 item is discounted 20%. What is the sale price?
What is $40?
Find the circumference of a circle with radius 7 (use 3.14).
What is 43.96 units?
Mean of 4, 6, 10.
What is 20 ÷ 3 (or about 6.67)?
If 5 notebooks cost $7.50, how much do 8 notebooks cost?
What is $12?
Solve: 4x − 7 = 2x + 9
What is x = 8?
A price increases from $40 to $50. What is the percent increase?
What is 25%?
Find the area of a triangle: base = 8, height = 5.
What is 20 square units?
Median of 2, 5, 7, 9.
What is (5 + 7) ÷ 2 = 6?
A map scale is 1 inch = 10 miles. How many miles is 3.5 inches?
What is 35 miles?
The perimeter of a rectangle is 30. If length = 10, find width using 2l + 2w = 30.
What is w = 5?
You earn $80 and save 30%. How much do you save?
What is $24?
A circle has diameter 10. Find circumference (use 3.14).
What is 31.4 units?
A bag has 4 red, 3 blue, and 3 green marbles. Probability of blue?
What is 3/10?
A constant of proportionality is 2.5. If x = 4, find y.
What is 10?
A number is multiplied by 4 and then decreased by 6 to get 26. Find the number.
What is 8?
A $60 jacket is on sale for 15% off. What is the final price?
What is $51?
A cylinder has radius 3 and height 5. Find volume (use 3.14).
V = πr²h = 3.14 × 9 × 5 = 141.3
👉 What is 141.3 cubic units?
A bag has 2 red, 5 blue, 3 green. Probability of NOT blue?
What is 5/10 = 1/2?