Permutations and combinations: eight people sit in a minibus; four on the sunny side and four on the shady side. if two people want to sit on opposite sides to each other and another two people want to sit on the shady side, in how many ways can this be done? [5]

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.

Find the distance between c and d on the number line c=3 and d=11