A high school's student council wants to purchase spirit shirts for its upcoming homecoming event. Purchases of 25 shirts or less cost $20 per shirt, plus $20 shipping and handling. When more than 25 shirts are ordered, the price is $15 per shirt, plus $15 shipping and handling. If $660 was spent on shirts, how many shirts did the student council order?

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Answer 20 points and brainiest ! on the board, your teacher writes an example of how to find the median. one of the numbers is erased, leaving what is shown, 18, 30, 26,12 22. what is the median? a. 10 b. 20 c. 24 d. 28