Lesson 16: Practice Problems
Problem 1
Priya looks at the inequality
Do you agree with Priya? Explain your reasoning and include solutions to the inequality in your explanation.
Problem 2
When a store had sold
Explain what
means in the inequality. Solve the inequality.
Explain what the solution means in the situation.
Problem 3 From Unit 6 Lesson 13
You know
Problem 4 From Unit 6 Lesson 13
Here is an unbalanced hanger.
If you knew each circle weighed 6 grams, what would that tell you about the weight of each triangle? Explain your reasoning.
If you knew each triangle weighed 3 grams, what would that tell you about the weight of each circle? Explain your reasoning.
Problem 5
Match each sentence with the inequality that could represent the situation.
Han got $2 from Clare, but still has less than $20.
Mai spent $2 and has less than $20.
If Tyler had twice the amount of money he has, he would have less than $20.
If Priya had half the money she has, she would have less than $20.
Problem 6 From Unit 4 Lesson 12
At a skateboard shop:
The price tag on a shirt says $12.58. Sales tax is 7.5% of the price. How much will you pay for the shirt?
The store buys a helmet for $19.00 and sells it for $31.50. What percentage was the markup?
The shop pays workers $14.25 per hour plus 5.5% commission. If someone works 18 hours and sells $250 worth of merchandise, what is the total amount of their paycheck for this pay period? Explain or show your reasoning.