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.
Mathematics
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
Mathematics
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