a recipe needs 1/2 teaspoon of vanilla for every 2 1/2 cups of sugar, if you plan to use 5 cups of sugar, how much vanilla will you need?

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults. how many students and adults went if the ticket charge was $42.75

The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g