Math 7 Show all your work! 1. Simplify the expression: Application 10 2. Name ________________________ Estimate: -10y + 12 – 3 + 5y 3. Put the decimal in the correct place in the product: 842 ∙ 69 = 4.25 ∙ .524 = 2 2 2 7 4. Write as a fraction in simplest terms: 14% 5. Circle the pair of fractions below that are proportional. 2 9 and 12 54 or 3 15 and 6. Solve the proportion: 2 7 10 40 = 10 𝑥 7. If Flaky Crunch cereal is $2.59 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 11 out of 15 on his math quiz. What was his percent? 9. What is the sale price of a pair of $25 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 $60? 11. Circle which of the following equations would represent an increase of 45%. 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 4 cm? 4 cm 1x + 45x = 46x x + .45x = 1.45x x + 45x = 145x 14. What is the area of the parallelogram? 4 in. 8m 45 m 15 m 15. Find the measure of angle b. 29° b 9 in. 16. In the math class there are 14 girls and 12 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 7, 4, 5, 8, and 10. What is the mean of her quizzes? 18. Put the following rational numbers in order from smallest to largest. .27, 2/7, .25, 1/2 5 oz., 12 oz., 10 oz., 3 oz. 7 oz., 8 oz., 9 oz., 9 oz. 20. Sara ran 3500 meters and then walked 1500 meters. How many kilometers did she travel? Number correct 5 minutes_______ Total___________