An object was thrown from the top of a building. The height of the object above the ground can be found using the function y = -2.5x +75, where x is the time in seconds the object has been in the air. What is the domain of the function for this situation?
a 0 ≤ x ≤ 30
b -2.5 ≤ y ≤ 75
c 0 ≤ x ≤ 72.5
d -187.5 ≤ y ≤ 2,250

Mindy bought 5/8 pound of almonds and a 3/4 pound of walnuts. which pair of fraction cannot be used to find how many pounds of nuts she bought in all.

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices