The school that stefan goes to is selling tickets to a choral performance. on the first day of ticket sales the school sold 8 senior tickets and 2 child ticket for a total of $90. the school took in $50 on the second day by selling 4 senior citizen tickets and 2 child tickets. find the price of a senior citizen ticket and the price of a child ticket

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Write 17/20 as a decimal and as a percent.