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Name _______________________________________ Date __________________ Class Mr. Alexis Adobas Equations Chapter Test Select the best answer. 1. Sarah drives 55 mi/h for h hours. Which expression shows the number of miles that Sarah drove? A 55h 9. The product of 9 and n is 27. What is the value of n? A 243 B 3 10. Solve 2(z 1) 16. B 55 h 2. Which is a correct verbal expression for 9 n? A n more than 9 A 4 C 7.5 B 7 D 9 11. Solve B the quotient of 9 and n C the product of 9 and n D 9 less than n 3. Evaluate m n for m 5 and n 4. A 1 C 20 B 9 D 54 d 9 12. 3 A 9 C 6 B 3 D 15 12. Solve a 6 3a 8. A 1 B 2 C 7 4. Solve x 7 25. D 14 A 18 13. Yoga Fun charges a $63 starting fee plus $12 per class. Yoga For All charges no starting fee and $15 per class. For how many classes will the cost be the same at both places? B 32 5. Solve 54 a 22. A 32 B 76 6. Which equation represents the relationship “3 more than a number is 7”? A 3 B 5 A n73 C 21 B n37 D 27 14. Solve 6(x 1) 6x 1. C 3n 7 D 3n7 A no solution 7. Solve 8m 48. B all real numbers 15. Solve V IR for R. A 6 B 6 A R V I B R I V C 40 D 56 8. Solve h 6. 7 A 42 C 13 B 13 D 42 Name _______________________________________ Date __________________ Class Mr. Alexis Adobas Equations Chapter Test Form A continued 16. Solve y w x for y. A ywx B yxw 17. Solve x 7. 23. Kris is 2 meters tall and casts a shadow 4 meters long. At the same time, a tree casts a shadow 10 meters long. How tall is the tree? A 5m B 20 m A 7 B 7, 7 24. ∆ABC ∆DEF. Find x. 18. Solve x 8 13. A 5 B 21 C no solution D 5, 21 19. Nina can braid 48 inches of rope in 1 hour. What is her speed in feet per hour? A 0.8 ft/h B 4 ft/h C 576 ft/h D 2880 ft/h 20. Solve 4 2 . 9 s A 4.5 B 18 21. The ratio of boys to girls in Art class is 1:2. There are 12 girls in the class. How many boys are there? A 6 B 24 22. Every dimension of a 2 cm by 3 cm rectangle is tripled to form a similar rectangle. Which is equal to the ratio of the perimeters? A the ratio of the corresponding sides B the cube of the ratio of the corresponding sides A 4 3 C 8 B 7 D 12 25. Choose the more precise measurement in the pair. A 6.7 mi B 6 mi Use the table for question 26. Frame Length (cm) 1 15.25 2 15.30 3 15.10 26. A frame shop must make frames with a length of 15.25 cm 0.1 cm. Three frames have the lengths shown in the table. Which frame is not within the specified tolerance? A Frame 1 C Frame 3 B Frame 2 27. Write the possible range for the measurement 10 g 10%. Round to the nearest hundredth if necessary. A 5 g–15 g C 9 g–11 g B 9.9 g–10.1 g D 0 g–20 g Name _______________________________________ Date __________________ Class __________________