Weekly math check · About 5 minutes

Show what you know.

Ratios, unit rates & proportional relationships

Week beginning 2026-10-12 · 4 questions + your thinking

Work independently. Use scratch paper if it helps. Your answers help Mr. Alexander plan what to teach next.

Full name

Student number (without S)

Class period

1. A drink uses 2 cups of concentrate for every 5 cups of water. How many cups of water are needed for 6 cups of concentrate?

2. Four notebooks cost $6. What is the cost of ONE notebook, in dollars?

3. A table contains (x, y) pairs (2, 6), (4, 12), and (7, 21). Which statement is correct?

It is proportional, and k = 1/3. It is proportional, and k = 3. It is proportional, and k = 4. It is not proportional.

4. Which equation represents the SAME table: (2, 6), (4, 12), and (7, 21)?

y = x + 4 y = x ÷ 3 y = 3x y = 3x + 2

Explain one answer. Tell us which question you chose and how you worked it out.