An online store sells custom-printed calendars for $23.25 each for the first 30 calendars, dropping the price to $19.50 for each additional calendar, up to a maximum order of 90 calendars. They charge a one-time start-up fee of $35 for creating a new screen for printing the calendars. Let p ( C ) represent the price (in dollars) of ordering C calendars, including the start-up fee.

Ihave a 69 and an 82. the 69 is worth 40% of my grade and the 82 is worth 15%. can someone tell me my current average grade.

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.