an office building srrounds a rectangular open-air courtyard what is the volume of the building how did you find the answer it crop out my numbers so I wrote it​

Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question)                                8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults

Which graph represents the given linear function 4x+2y=3

Yvaries directly as x. y =90 when x=6. find y when x=13