Math 7 Show all your work! 1. Simplify the expression: Application 4 2. 7y + 12 – 7 + 5y Name ________________________ Estimate: 3. Put the decimal in the correct place in the product: 7345 ÷ 42 = 6.25 ∙ .524 = 3 2 7 5 4. Write as a fraction in simplest terms: 35% 5. Circle the pair of fractions below that are proportional. 2 9 and 8 36 or 3 10 and 6. Solve the proportion: 2 7 10 40 = 17 𝑥 7. If Flaky Crunch cereal is $2.98 for a 11 ounce box, what is the cost per ounce of cereal? 8. Create a proportion to solve the following problem. Then solve. Sam got 12 out of 15 on his math quiz. What was his percent? 9. What is the sale price of a pair of $30 jeans that is marked 40% off? 10. At Julie’s store, if she increases the price of her product by 40% in order to make a profit, what should she sell a product for that cost her $50? 11. Circle which of the following equations would represent an increase of 10%. 12. The following figures are similar. What is the length of side a? a 13. What is the area of the circle with a radius of 6 cm? 6 cm 1x + 10x = 11x x + .10x = 1.10x x + 10x = 110x 14. What is the area of the parallelogram? 5 in. 8m 24 m 14 m 15. Find the measure of angle b. 42° b 9 in. 16. In the math class there are 14 girls and 10 boys. What is the probability that a student picked at random from the class will be a boy? 17. The weights of two groups of bagged candy are given below. Which group has greater variability in the weights? Group 1: Group 2: 19. Jan’s quiz scores are 6, 4, 5, 9, and 10. What is the mean of her quizzes? 18. Put the following rational numbers in order from smallest to largest. .37, 3/7, .24, 1/4 5 oz., 12 oz., 10 oz., 2 oz. 7 oz., 8 oz., 9 oz., 10 oz. 20. Sara ran 2500 meters and then walked 1500 meters. How many kilometers did she travel? Number correct 5 minutes_______ Total___________