Using the cosine function:

Solve for b:
The quotient to p/q = -3 is 4
Answer:
195
Step-by-step explanation:
4 drinks = 1.5 * 4 = 6.
3 sandwiches = 2 * 3 = 6
2 treats = 1 * 2 = 2
$6+$6+$2+$25 = 39
Multiply by 5 for each kid
39*5=195
Huh? What does this mean?