1. A certain experiment has three possible outcomes. The outcomes are mutually exclusive and have probabilities p, p/2, and p/4, respectively. What is the value of p?
A. 1/7
B. 2/7
C. 3/7
D. 4/7
E. 5/7
The answer is D. 4/7
2. Which of the following is equal to 614/(25)(37)?
A. (2^2)(3^2)
B. (2^7)(3^7)
C. (2^9)(3^2)
D. (2^9)(3^7)
E. (2^9)(3^9)
The answer is D. (2^9)(3^7)
3. The perimeter of square S is 40. Square T is inscribed in square S. What is the least possible area of square T?
A. 45
B. 48
C. 49
D. 50
E. 52
The answer is D. 50
Thanks in advance!!!