Richard is buying hamburgers. He can buy 5 hamburgers for $6.20 or 12 hamburgers for $14.88. Which equation represents the cost, y, of x hamburgers?
A. y = 1.20x

B. X = 1.20y
C. y = 1.24x
D. X = 1.24y

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

Simplify the expression below -3(10x+4y)+6(6x-2y)

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?