Solve the problem.Find the centroid of the region cut from the first quadrant by the line 
.
A. 
= 
, 
= 
B. 
= 
, 
= 1
C. 
= 1, 
= 
D. 
= 
, 
= 
Answer: B
Mathematics
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Write an equation that models the conditions, then to solve the equation.20% of what number is 76?
A. 380 B. 38 C. 3800 D. 15.2
Mathematics
Solve the problem.Find the area of the shaded region. Express the answer in terms of ?. 
A. 
? square units
B. 1? square units
C. 
square units
D. 
? square units
Mathematics
Solve the problem.An object is traveling around a circle with a radius of 20 meters. If in 10 seconds a central angle of 
radian is swept out, what is the linear speed of the object?
A. 
m/sec
B. 
m/sec
C. 
m/sec
D. m/sec
Mathematics
Find the sum:
a. 150 b. 300 c. 210 d. 330
Mathematics