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MA004 Final Exams - Intermediate Algebra
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MA004 Final Exams - Intermediate Algebra
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25 Questions

1. Solve: -5-3x
4 AND x+3 < -5
2. Solve for x in the equation:
.
3. Find h(x), where
.
4. Find all solutions:
5. Give the domain of the function
.
6. Pam would like a 25% concentration of sulfuric acid. She has 10 liters of 10% concentration. How much pure sulfuric acid must be added to a 10% concentration?
7. Solve the following equation:
.
8. Find all solutions to
.
9. Solve: -5-3x
4 OR x+3 < -5
10. Maria purchased a cd from her local bank. She invested $12,000 in the cd. The terms of the cd is to pay 5% interest compounded quarterly if she leaves the money in the bank for four years. How much will Maria be returned after the end of the four years?
11. Solve for x:
.
12. A farmer bought a number of pigs for $260. However, 4 of them died before he could sell the rest at a profit of $8 per pig. His total profit was $76. How many pigs did he originally buy?
13. Solve the system of equations: 2x=-2y+2z+2 3y=-8x+6z+1 3z=4x+y+1
14. Find all solutions to
.
15. Solve for the unknown in the following equation:
.
16. Jane purchased a cd from her local bank. She invested $10,000 in the cd. The terms of the cd is to pay 4% interest compounded continuously if she leaves the money in the bank for five years. How much will Jane be returned after the end of the five years?
17. A bank loaned out $10,000, part of it at the rate of 5% annual interest, and the rest at 10%
annual interest. The total interest earned for both loans was $650.00.  How much was loaned at
each rate?  
18. Simplify
.
19. Simplify completely:
.
20. Evaluate
for the function
21. A number of students decided to split a purchase of $60. However, 15 students failed to pay their share, so each student had to pay $9 more. How many students were in the original group?
22. Solve the simultaneous product equations, and express the answer in ordered pair(s):
.
23. Solve the following:
.
24. Solve the system of equations by substitution: 4x+y=4 x+3y=1.
25. Solve