Use the coordinates of the vertex to solve the problem. Round your answer to the nearest tenth, if necessary.An arrow is fired into the air with an initial velocity of 96 feet per second. The formula 
models the arrow's height above the ground, y, in feet, x seconds after it was shot into the air. When does the arrow reach its maximum height? What is that height?
A. 6 seconds; 432 feet
B. 6 seconds; 240 feet
C. 3 seconds; 48 feet
D. 3 seconds; 144 feet
Answer: D
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The amount C, in pounds, of food consumed in a day by a certain grazing animal depends on the amount V, in pounds per acre, of vegetation available. The relationship is given by the rational function
What is the most the animal will consume in a day no matter how much vegetation is available? Round your answer to two decimal places, if necessary.
?
A. 4 pounds B. 55 pounds C. 0.07 pounds D. 13.75 pounds
Simplify the expression. The result will be one of sin x, cos x, tan x, cot x, sec x, csc x.
A. cos x B. sin x C. tan x D. cot x
Use =, <, or > to write a true statement.2 
0
A. > B. = C. <
Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1
cups brown sugar 1
cups white sugar 1
cups shortening 1 pinch salt 3 eggs 2
tsp soda 2
/> tsp cream of tartar 1
tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?
A. Estimate: 9 tsp
Exact: 7
tsp
B. Estimate: 9 tbsp
Exact: 7
tbsp
C. Estimate: 6 tsp
Exact: 6
tsp
D. Estimate: 7
tsp
Exact: 9 tsp