Solve the problem.Racing cyclists use the algebraic expression 
to determine the maximum speed, in miles per hour, to turn a corner of radius x, in feet, without tipping over. Find the maximum speed at which a cyclist should travel around a corner of radius 11 feet without tipping over. Write the answer in simplified radical form.
A. 12
miles per hour
B. 4
miles per hour
C. 12 + 
miles per hour
D. 
miles per hour
Answer: B
Mathematics
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Does the system have one solution, no solution, or an infinite number of solutions? x - 2y = 52x - 4y = 18
A. One B. No Solution C. Infinite number
Mathematics
Solve the problem.Mr. and Mrs. Smith have a home equity loan of $19,000. They have paid off 
of the loan. How much of the loan have they paid off?
A. $18000 B. $16200 C. $17100 D. $1900
Mathematics
Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The parabola 
and the line 
A. 
B. 
C. 
D. 
Mathematics
Convert the units.49.7 g = 
kg
A. 49,700 kg B. 4970 kg C. 0.00497 kg D. 0.0497 kg
Mathematics