考试类型: Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
The sum of the digits of a three-digit number is 12. If the hundreds digit is 3 times the tens digit and the tens digit is 1/2 the units digit, what is the tens digit of the number?
A. 2
B. 3
C. 4
D. 6
E. 9