Lowes charges $1.80 fora 10­foot board, plus 5% for preparation cost. a. If you need 50 boards, how much would the preparation cost be for all 50? help please.

Ahigh school has 3636 players on the football team. the summary of the players' weights is given in the box plot. approximately, what is the percentage of players weighing less than or equal to 225225 pounds?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)