the school band sells carnations on valentines day for $2 each. it buys the carnations from a florist for $0.50 each. plus a $16 delivery charge. when will the cost of the carnations by equal to the revenue from selling them? how many carnations does it need to sell to reach this point?

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.

Which value of y will make the inequality y< -1 false?