Column A: Mr. and Mrs. Smith’s combined annual income in 1988
5. The price of a certain stock was 12*1/2 dollars per share.
Column B: 1.03
A.2 B.3 C.4 D.8 E.12
Column A: x
10. If 55 percent of a group of people have brown hair and 80 percent of the same group do not have red hair, what fraction of those who do not have brown hair red hair?
The price increased x percent to 15*5/8 dollars per share.
Column B: Mr. and Mrs. Smith’s combined annual income in 1989
Column B: 20
A. n*n+1 B. n*n+4 C. n*n+2n+1 D. n*n+4n+1 E.n*n+n+1
8.The original value of machine X is V dollars, while the original value of machine Y is 2V dollars. Both machines depreciate in value at a constant rate of 10 percent of their original value per year.
1.Sixty-eight people are sitting in 20 cars and each car contains at most 4 people. What is the maximum possible number of cars that could contain exactly 1 of the 68 people?
3.In 1988 Mr. Smith’s annual income was greater than Mrs. Smith’s annual income. In 1989 Mr. Smith’s annual income decreased by p percent, whereas Mrs. Smith’s annual income increased by p percent. (p>0)
A. 1/4 B.4/11 C.4/9 D.5/9 E.4/5
9. If n is an odd integer, which of the following is the square of the next larger odd integer?
A. Two B. Three C. Four D. Five E. Six
7. Column A: 1/(1-0.03)
6. The “reflection” of a positive integer is obtained by reversing its digits. For example, 321 is the reflection of 123. The difference between a five-digit integer and its reflection must be divisible by which of the following?
2.if n is any prime number greater than 2, which of the following cannot be a prime number?
A.2 B.4 C.5 D.6 E.9
Column B: The value of machine X after 6 years
4.How many integers between 101 and 201 are equal to the square of some integer?
Column A: The value of machine X after 3 years
A.n-4 B.n-3 C.n-1 D.n+2 E.n+5