How does the graph below change between point A and point B? On a coordinate plane, a graph increases through point A and then decreases through point B.
The graph increases.
The graph decreases.
The graph decreases, then increases.
The graph increases, then decreases.

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?