Solve the problem. It costs $350 to charter a bus for a ski trip. It also costs $400 per student for all other expenses including food, lodging, ski rental, and lift tickets. Let P(n) represent the per student cost (in dollars) to go on the trip if n students go on the ski trip. Find a formula for P(n).
A. P(n) = 
B. P(n) = 
C. P(n) = 
D. P(n) = n(400n + 350)
Answer: C
Mathematics
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Solve the problem.The acceleration, a = d2s/dt2 , initial velocity v = ds/dt and initial position of a body moving along a coordinate line are given below. Find the body's position at time t. a = e2x; v(0) = 
, s(0) = 
A. s = 
e2x + 6x + 3
B. s = 
e2x + 6x + 3
C. s = e2x + 
x + 
D. s = 
e2x + 
x + 
Mathematics
Find the average.$27.61, $59.28, $45.15, 
A. $42.00 B. $27.61 C. $35.00 D. $45.15
Mathematics
Solve using the substitution method. Use a graphing calculator to check your answer. x + 2y = 196x + 12y = 114
A. (0, 0) B. (6, 6) C. No solution D. Infinitely many solutions
Mathematics
Factor by grouping.8x2y3 + 9x2 + 16y3 + 18
A. (8y3 + 1)(x2 + 18) B. (8y3 + 9)(x2 + 2) C. (y3 + 9)(8x2 + 2) D. (8y3 + 2)(x2 + 9)
Mathematics