Original SAT■Style Practice Questions
1. Simplify: 5^4 × 5^3
2. A circle has radius 10. What is its area in terms of π?
3. Solve for x: 5x + 5 = 13
4. Simplify: 4^3 × 4^1
5. A notebook costs $4. If a student buys 8 notebooks, how much do they spend?
6. A circle has radius 3. What is its area in terms of π?
7. Solve for x: 4x + 7 = 18
8. If y = 1x + -5, what is y when x = 6?
9. Simplify: 3^2 × 3^1
10. Simplify: 5^4 × 5^1
, 11. If y = 3x + 6, what is y when x = 1?
12. A circle has radius 4. What is its area in terms of π?
13. Solve for x: 5x + 1 = 25
14. A notebook costs $2. If a student buys 4 notebooks, how much do they spend?
15. Solve the system: y = 5x + 2 and y = 6x - 2. Find (x, y).
16. Simplify: 4^4 × 4^1
17. Solve the system: y = 2x + 4 and y = 3x - 4. Find (x, y).
18. Solve the system: y = 5x + 5 and y = 6x - 5. Find (x, y).
19. If y = 5x + 5, what is y when x = 1?
20. Solve for x: 5x + 1 = 21