Samantha threw an apple out of a window from the tenth floor of her apartment building. the equation y=-16{t}^{2}2t+120 can be use to represent the fruit height above the ground, where t represent the time, in seconds, after she threw the apple. how long did it take the apple to hit the ground? round to the nearest nearest hundredth.

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.