Solve the problem.A boat moves 9 kilometers upstream in the same amount of time it moves 19 kilometers downstream. If the rate of the current is 5 kilometers per hour, find the rate of the boat in still water.
A. 4
km/hr
B. 17
km/hr
C. 14 km/hr
D. 5 km/hr
Answer: C
You might also like to view...
An electronics company has strict specifications for silicon chips used in computers. The company will only install chips that are within 0.06 centimeters of the specified thickness. If the thickness specification of the chip type is 0.969 cm, find the lower and upper limit for the acceptable range of thickness of the chips.
A. The lower limit is 0.909 cm and the upper is 1.029 cm. B. The lower limit is 0.919 cm and the upper is 1.028 cm. C. The lower limit is 1.01 cm and the upper is 1.028 cm. D. The lower limit is 0.909 cm and the upper is 1.039 cm. E. The lower limit is 0.91 cm and the upper is 1.029 cm.
Solve the problem.Use a line integral to find the area of that part of the cylinder 
inside the sphere 
.Hint: Use polar coordinates where 
.
A. 100 B. 100? C. 50? D. 50
What does the abbreviation stand for?sk.
A. scale B. skinned C. skate D. sack
Write with rational exponents and then apply the properties of exponents. Assume that all radicands represent positive real numbers. Give answers in exponential form.
A. x7/2
B. 
C. 
D. 