4. What is the value of x in 3x + 4 = 5? A.3 B. 5 C. 7 D. 9
5. Which is the value of y in Vy - Vy- 5 = 1? A. 4 B. 9 C. 16 D. 36
6. The square root of a five more than twice a certain number is seven. What should be the CORRECT radical equation of the problem? A. 5 + 2x = 7 B. 15 + 2x = 7 C. 15 + 2x = 7 D. V5 + 2x = 7
7. Jenny bikes 3 km to the east going to school and then another 2 km northward going to the chapel. How far is she from the starting point? (Hint: Use the Pythagorean Theorem.) A. V5 km B. V13 km C. 5 km D. 13 km
8. Two more than the square root of a number N is seven. What is N? A. 3 B. 5 C. 9 D. 25
9. The area of a circle is represented by A=trr2 where r is the radius of the circle. If the area of the circle is 45 square meters, how long is the radius of the circle? (Use = 3.14) A. 3.77 meters B. 3.79 meters C. 3.81 meters D. 3.83 meters
10. The volume (V) of a cylinder is represented by V = nr2h, where r is the radius of the base and h is the height of the cylinder. If the volume of a cylinder is 45 cubic meters and the height is 3 meters, what is the radius of the base? (Use ti = 3.14) A. 2.19 meters B. 3.29 meters C. 4.37 meters D. 5.48 meters
