Saxon Math 8/7 Test 18 PDF

# TEST 18 ## Also take Facts Practice Test R (Area). ### 1. In the forest there were lions and tigers and bears. The ratio of lions to tigers was 4 to 5. The ratio of tigers to bears was 3 to 5. If there were 12 lions, how many bears were there? (Hint: First find how many tigers there were.) ###...

# TEST 18 ## Also take Facts Practice Test R (Area). ### 1. In the forest there were lions and tigers and bears. The ratio of lions to tigers was 4 to 5. The ratio of tigers to bears was 3 to 5. If there were 12 lions, how many bears were there? (Hint: First find how many tigers there were.) ### 2. The shoe box was 38 cm long, 20 cm wide, and 14 cm high. What was the volume of the shoe box? ### 3. A baseball player's batting average is found by dividing the number of hits by the number of at-bats and rounding the result to the nearest thousandth. If Sondra had 28 hits in 76 at-bats, what was her batting average? ### 4. Use two unit multipliers to convert 27 square feet to square yards. ### 5. Graph the negative integers greater than -5. ### 6. How many degrees is 1/5 of a full circle? ### 7. Diagram this statement. Then answer the questions that follow. Don bought the bookshelf for $42. This was 3/4 of the regular price. (a) What was the regular price of the bookshelf? (b) Don bought the bookshelf for what percent of the regular price? ### 8. Use the information in the figure at right to answer questions (a) and (b). (a) What is m∠w? (b) What is m∠z? A diagram is included: A right triangle is shown with the following measurements. The hypotenuse is labeled W. One angle is labeled 30 degrees. The other angle is labeled X and an angle bisector is drawn from the vertex of the 30 degree angle with a segment labeled Y on the inside of the intersecting angles. Another right triangle is shown in the diagram with a labeled hypotenuse of Z. The right angle in this triangle is located at the intersection of the two hypotenuses. The angle Y extends into this second triangle. ### 9. How many diagonals can be drawn from one vertex of a regular hexagon? Illustrate your answer. ### 10. What is the circumference of this circle? Use (22/7) for π. A circle is depicted with a 49 inch diameter. ### 11. Find the area of this trapezoid. A trapezoid is depicted with the following measurements. The top base is 18 meters. The bottom base is 32 meters. The height is 10 meters. The left side is 13 meters long. ### 12. Compare: a^2 ○ a if a = 0.7 ### 13. Complete this table. | FRACTION | DECIMAL | PERCENT | | ----------- | ----------- | ----------- | | (a) | 0.05 | (b) | ### 14. What percent of 200 is 50? ### 15. Use a ratio box to solve this problem: Twenty-five percent of the 5000 fast-food customers ordered a hamburger. How many of the customers did not order a hamburger? ### 16. Multiply and write the product in scientific notation: (2.75 × 10^-2)(6 × 10-8) ### 17. Solve: 7 - (1/2)y = 75 ### 18. Solve: 14.2 = 6.84 + f ### 19. Simplify: (-8x^2)(-2xy²) ### 20. Simplify: (-6) - (-8)(+4) - (-2)(-5) # Saxon Math 8/7 - Homeschool