Solve the following problems and choose your answer
from the alternatives given. You may use the paper you
have been given for scratch paper.
1. If A re presents the number of apples purchased at 15
cents
each and B represents the number of bananas purchased at
10 cents each, which of the fol lowing represents the total
value of the purchases ?
A. A + B
B. 25(A + B)
C. 10A + 15B
D. 15A + 10B
3. What is the value of the expression 2x^2 + 3xy – 4y^2
when x =
2 and y = - 4?
A. -80
B. 80
C. -32
D. 32
4. In the figure below, both circles have the same center,
and
the radius of the larger circle is R. If the radius of the smaller
circle is 3 units less than R, which of the following represents
the area of the shaded region?
Answer Key
|
Elementary Algebra |
Question
Number |
Correct
Answer |
| 1 |
D |
| 2 |
C |
| 3 |
A |
| 4 |
D |
| 5 |
D |
| 6 |
B |
| 7 |
D |
| 8 |
B |
| 9 |
B |
| 10 |
A |
