SSAT數(shù)學免費練習（二）
1. If Jeff and Jimmy have less than 22 dollars between them, and Jeff has 8 dollars, which of the following could be the number of dollars that Jimmy has?
Ⅰ12
Ⅱ14
Ⅲ16
A. I only
B. III only
C. I & III.
D. I & II
E. Neither I, II, nor III is correct.
2. Stephanie drove at an average rate of 50 miles per hour for two hours and then increased her average rate by 50% for the next 3 hours. Her average rate of speed for the 5 hours was t miles per hour. What is the value of t?
A. 55 mph
B. 60 mph
C. 65 mph
D. 70 mph
E. 75 mph
3. If 1 alpha = 2 betas and 1 beta = 3 gammas, how many alphas are equal to 36 gammas?
A. 6
B. 12
C. 36
D. 72
E. 108
1. If Jeff and Jimmy have less than 22 dollars between them, and Jeff has 8 dollars, which of the following could be the number of dollars that Jimmy has?
Ⅰ12
Ⅱ14
Ⅲ16
A. I only
B. III only
C. I & III.
D. I & II
E. Neither I, II, nor III is correct.
2. Stephanie drove at an average rate of 50 miles per hour for two hours and then increased her average rate by 50% for the next 3 hours. Her average rate of speed for the 5 hours was t miles per hour. What is the value of t?
A. 55 mph
B. 60 mph
C. 65 mph
D. 70 mph
E. 75 mph
3. If 1 alpha = 2 betas and 1 beta = 3 gammas, how many alphas are equal to 36 gammas?
A. 6
B. 12
C. 36
D. 72
E. 108