Solve.An ice cream cone with a 7-centimeter diameter and 10-centimeter depth is filled exactly level with the top of the cone. Approximate how much ice cream (in cubic centimeters) is in the cone. Use 
for ?.
A. 385 cu cm
B. 128
cu cm
C. 1540 cu cm
D. 513
cu cm
Answer: B
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Work the application. Write a legend and an equation. Solve the equation and answer in a complete sentence.City A, City B and City C, located on a map, form a triangle. The perimeter of this triangle is 
The distance from City A to City B is 596 miles. The distance from City B to City C is 
What is the distance from City C to City A?
A. Let d = the distance from City C to City A. d = 596 + 348 + 1707 The distance from City C to City A is 2561 miles. B. Let d = the distance from City C to City A. d = 596 + 348 + 1707 The distance from City C to City A is 2651 miles. C. Let d = the distance from City C to City A. 596 + 348 + d = 1707 The distance from City C to City A is 736 miles. D. Let d = the distance from City C to City A. 1707 = 596 + 348 + d The distance from City C to City A is 763 miles.
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds). s (m)
What is the body's velocity when t = 2.5 sec?
A. 2 m/sec B. 3 m/sec C. 1 m/sec D. -2 m/sec
Decide if the answer is reasonable or unreasonable by rounding the numbers and estimating the answer. If the answer is not reasonable, find the correct answer.2343.3 ÷ 22.4 = 10.46
A. Unreasonable, should be 1046 B. Reasonable C. Unreasonable, should be 104.6 D. Unreasonable, should be 1.046
Solve the problem using your calculator.A study was conducted to compare the average time spent in the lab each week versus course grade for computer students. The results are recorded in the table below. Use linear regression to find a linear function that predicts a student's course grade as a function of the number of hours spent in lab. Number of hours spent in lab Grade (percent) 10 96 11 51 16 62 9 58 7 89 15 81 16 46 10 51
A. y = 88.6 - 1.86x B. y = 1.86 + 88.6x C. y = 44.3 + 0.930x D. y = 0.930 + 44.3x