Solve.A boat can go 119 mph in still water. It takes as long to go 720 miles upstream as it does to go downstream 810 miles. How fast is the current?

A. 6 mph
B. 1 mph
C. 7 mph
D. 9 mph


Answer: C

Mathematics

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Graph the inequality.x > 3 

A.
  
B.  
 
C.
 
D.
 

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Find the center of mass of a thin plate covering the given region with the given density function.The region between the curve y =  and the x-axis from x = 1 to x = 9, with density ?(x) = 

A.  =  = 
B.  =  = 1
C.  = 5,  = 2
D.  =  = 24

Mathematics

Find IR and R3.



E = 24 V, R1 = 1200 ê, IR = 13 mA, and R2 = 3300 ê. Find IR and R3.
1 2

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Determine whether the given two-person, zero-sum matrix game is strictly determined.



a. The game is not strictly determined.
b. The game is strictly determined.

Mathematics