20 POINTS Jose estimates the cost of a movie popcorn and code to be $15, when it 5 points
actually costs $18.45. Find the percent error Round your answer to the
nearest tenth.
A. 81.3%
B. 18.7%
C. 23%
D. 181.3%

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

Solve the system of equations. y= 2x y= x^2 - 15

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done