Asporting goods store charges $30 for 12 cans of tennis balls and $45 for two boxes of golf balls. a coach orders100 cans of tennis balls and 5 boxes of golf balls . how much will the coach pay for tennis and golf balls

362.50 for tennis and golf balls.
To find the answer divide the dollar amount by how many cans or boxes each cost then multiply that answer by the total amount purchased.
Golf balls
45/2=22.50 each box
22.5*5=112.50 total
Tennis balls
30/12=2.50 each can
2.50*100 = 250.00
add the dollar amounts  together
112.50+250.00 =362.50