If t is the midpoint of su, find x, st= 8x+11, tu= 12x-1

Shania's test scores in 8 subjects were 88, 91, 85, 74, 69, 72, 80, and 87. shania found the middle number of her scores. which type of measure did she find?

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?