Perform the indicated operation. Simplify the result if possible.23 ft 8 in. - 2 ft 6 in.
A. 25 ft 2 in.
B. 20 ft 2 in.
C. 21 ft 8 in.
D. 21 ft 2 in.
Answer: D
You might also like to view...
Solve the problem.Write parametric equations for the tangent line to the curve of intersection of the surfaces 
and 
at the point 
A. 
B. 
C. 
D. 
Find the specified domain.Find the domain of (f + g)(x) when f(x) = 
and g(x) = 
A. (-?, 0) ? (0, ?)
B. 
C. 
D. 
? (0, ?)
The approximate distance d (in feet) that drivers travel after noticing that they must come to a sudden stop is given by the formula 
where x is the speed of the car in mi/h. If a car travels 120 ft before stopping, what was its speed before the brakes were applied?
What will be an ideal response?
Solve.Claire has received scores of 85, 88, 87, and 75 on her algebra tests. What is the minimum score she must receive on the fifth test to have an overall test score average of at least 83? (Hint: The average of a list of numbers is their sum divided by the number of numbers in the list.)
A. 80 B. 79 C. 81 D. 78