A ball is projected in to the air. its height at the time t is given by the equation h=-16t^2+100t+2. solve for the time as which the height will be 12 feet. show your work and explain the steps you used to solve. round your answer to the nearest hundredth.

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

The lenght of a rectangle wall is 16.5 feet l. the height of the wall is 8.625 feet. cameron determined the area of the wall to be 1423.125 square feet. which best explains the reasonableness of cameron solution