Solve.The period of vibration P for a pendulum varies directly as the square root of the length L. If the period of vibration is  when the length is  what is the period when 

A. 1.0 s
B. 4.8 s
C. 1.4 s
D. 5.0 s


Answer: A

Mathematics

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Solve the problem.An open box is to be constructed from a rectangular sheet of cardboard 8 feet wide by cutting out a 2-foot square from each corner and folding up the sides. The volume of the box is to be  cubic feet. What is the length of the rectangle? 

A. 24 ft B. 8 ft C. 12 ft D. 2 ft

Mathematics

Write the ratio as a fraction in lowest terms.27 miles to 60 miles

A.
B.
C.  
D.  

Mathematics

Provide an appropriate response.Solve the system of equations using the substitution method:2x + y = -7x - 4y = 10

A. x = y = -2
B. x = 2, y = -11
C. x = -5, y = -3
D. x = -2, y = -3

Mathematics

Write as a percent. 0.0005

A. 0.5% B. 0.00005% C. 0.05% D. 0.005%

Mathematics