In a family of three, the father weighed 5 times as much as the child, and the mother weighed 3/4 as much as the father. If the three of them weighed a total of 390 pounds, how much did they each weigh?

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra 2 math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this and anther one for days and if i get the 2 questions right i pass the class.

Secondary school falls between a . kindergarten & elementary b. elementary school & post secondary school c. post secondary school & higher education d. middle school & high school

Afootball game between the thunder and the sharks is in its closing minutes, with the thunder ahead by 20 points. the thunder’s coach considers sending in the second-string quarterback. this would reduce the risk of the star quarterback getting injured, but the second-string quarterback is not very good. complete the passage describing the coach’s decision in economic terms.