Solve the problem.A motorcycle daredevil is planning a stunt to perform at a county fair. A ramp must be built to give him a 20% grade, or slope. If the vertical height at the end of the ramp must be 20 ft to assure that the stunt is a success, what must be the length of the horizontal run?
A. 20 ft
B. 100 ft
C. 360 ft
D. 3.6 ft
Answer: B
Mathematics
You might also like to view...
Factor the polynomial completely.(p + q)2 - (p - q)2
A. pq B. 0 C. 2p - 2q D. 4pq
Mathematics
Using Green's Theorem, find the outward flux of F across the closed curve C.F = (x - y)i + (x + y)j; C is the triangle with vertices at (0, 0), (3, 0), and (0, 4)
A. 0 B. 24 C. 48 D. 12
Mathematics
Factor the polynomial completely using the trial and error method.20y2 - 27y + 9
A. (4y - 3)(5y - 3) B. (20y + 3)(y + 3) C. prime D. (4y + 3)(5y + 3)
Mathematics
Simplify the expression. Write the result using positive exponents only.-5-4
A. 625
B. -625
C. 
D. - 
Mathematics