A baseball is projected upward from the top of a 448-ft-tall building with an initial velocity of 48 feet per second. The hieght, h, of the baseball above the ground at any time, t, in
seconds, is given by the equation h(t) = –16t2 + 48t + 448.
a) Find the height after 2 seconds
b) Find the height after 4 seconds
c) Find the time it takes for the baseball to strike the ground.

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The skating rink rented 872 pairs of skates during april and may.why? : if the skating rink rented three times the pair of skates in april during may, they rented 654 skates. 218 x 3 = 654then, if they want to know how many they rented during both april and may, then you just add 654 (may) and 218 (april) to give you 872 pairs of skates for both months.654 + 218 = 872hope this !