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Math 7 Show all your work! 1. Application 12 Simplify the expression: 2. Name ________________________ Estimate: -15y - 12 - 7 – 3y 3. Put the decimal in the correct place in the product: 56,742 ÷ 812 = 1.26 ∙ 6.25 = 7 8 7 5 4. Write as a percent: 0.3 5. Circle the pair of fractions below that are proportional. 2 3 and 9 15 or 1 4 and 6. Solve the proportion: 3 12 48 = 12 15 7. If jelly beans are $1.29 for a 7 ounce package, what is the cost per ounce? 8. Create a proportion to solve the following problem. Then solve. Sam got 13 out of 20 on his math quiz. What was his percent correct? 9. What is the sale price of a $35 jacket that is marked 40% off? 10. At Julie’s store, if she increases the price of her product by 60% in order to make a profit, what should she sell a product for that cost her $90? 11. Circle which of the following equations would represent an increase of 90%. 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 20 cm? 20 cm 1x + 90x =91x 90x + x = 90x2 x + .9x = 1.9x 14. What is volume of a rectangular prism with a width of 12 m, a length of 2 m, and a height of 7 m? 4m 15 m 6m 15. Find the measure of angle b. b 63° 16. What is the probability of flipping a coin three times and getting three tails in a row? 17. What is the median of the data below: 5.3, 6.4, 9.2, 10, 8.5 18. Put the following rational numbers in order from smallest to largest. -1.5, -1.05, -2.05, -2.5 19. Jack’s quiz scores are 95, 85, and 70. What is the mean of his quizzes? 20. Sam has 2 pounds of peanuts for a snack mix. The recipe calls for 40 oz. Does he have enough peanuts? Number correct 5 minutes_______ Total___________