1 Topic Assessment Form A

Question: How can you represent the repeating decimal 0.3 repeating as a fraction? A. 1/9 B. 3/10 C. 1/3 D. 3/100

Answer: C. 1/3

Question: Classify these numbers as rational or irrational? 9.68 repeating, 2.010010001, square root of 64, negative 51/5, square root of 6

Answer: R- negative 51/5, square root of 64, 9.68 repeating. IR- 2.010010001

Question: How would you classify the number 125? A.Perfect sq. B.Perfect cube C.Both D. Neither

Answer: B. Perfect cube

Question: Ron asked 18 classmates whether they prefer granola bars over muffins. He used a calculator to compare the results. The answer was 0.66666667. Write this as a fraction. Part B how many students prefer granola bars over muffins?

Answer: 2/3 or 6/9. Part B 12 students

Question: Solve the equation- sq. root of x to the second power = the sq. root of 10. A. x= (both signs) sq. root of 10. B.x= sq. root of 10. C. x= (both signs) 5. D. x=5

Answer: A.

Question: A cube shaped box has a volume of 64 cubic inches. If the box is packed full of cubes with edge lengths of 1 inch, how many cubes can fit along one side of the box. A.2. B.4. C.8. D.16

Answer: B.

Question: What is the side length,s, of the square? A=81m to the second power

Answer: 9m

Question: Evaluate the expression for x=2 and y=4. 16x to the 0 power + 2x to the second power, times, y to the negative 1.

Answer: 18

Question: Rewrite 5 to the negative 5 power using a positive exponent.

Answer: 1/5 to the 15th power

Question: Find (9.3 x 10 to the power of 6) +(1.8 x 10 to the 4th power). Express answer in scientific notation.

Answer: 9.318 x 10 to the power of 6.