3. Evaluate the following expression if x = 2 and y = 7: (xy² + x) ÷ 10
4. What is the prime factorization of 32?
5. Convert to Scientific Notation: 436
6.Use Mental Math: 25 + 75 take the square root of that ÷ 10 + 49 ÷ 10 = ?
7. Which of the following numbers is prime?
8. [(8 + 4) + 10 ÷ 5] x 2 + 2 = ?
10. Convert to Standard Form: 9.673 x 10⁻³
11. Which of the following numbers is not prime?
12. Use Mental Math: 9 squared + 19 + 100 -75 take the cube root of that times 5 = ?
13. Evaluate the expression if t = 4, r = 2, and s = 9 : (r³ + 2t + rs) ÷ r
14. Convert to Scientific Notation: 0.000003583
15. Use Mental Math: The sides of a rectangle are 4 and 5. Find the area. Add 1 to the area. Plus 29 x 2 ÷ 10 x 30 ÷ 25 = ?
16. Convert to Standard Form: 5234
18. Evaluate the expression if p = 5 and q = 8: (p² + 3q) ÷ (q² − (13q + 1))
19. What is the prime factorization of 108?
20. 
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