Solve the problem.Paul has grades of 98 and 93 on his first two tests. What must he score on his third test in order to have an average of at least 80?
A. at least 49
B. at least 96
C. at most 90
D. at most 80
Answer: A
Mathematics
You might also like to view...
Solve the problem using the Egyptian algorithm for multiplication. Give final answer in Hindu-Arabic form.3 × 46
A. 135 B. 138 C. 144 D. 126
Mathematics
Solve the system. Indicate all corner points and shade the solution set.x + 2y ? 2 x + y ? 0
A. 
B. 
C. 
D. 
Mathematics
Determine the center, foci, and vertices of the ellipse.
+ 
= 1
A. center at (0, 0)
foci at (0, 9) and (2, 0)
vertices at (0, 81), (4, 0)
B. center at (0, 0)
foci at (0, -9) and (0, 9)
vertices at (0, -81), (0, 81)
C. center at (0, 0)
foci at (- 
, 0) and (
, 0)
vertices at (-9, 0), (9, 0)
D. center at (0, 0)
foci at (0, - 
) and (0, 
)
vertices at (0, -9), (0, 9)
Mathematics
Find the value. 
A. 18.639 B. 70.012 C. 21.412 D. 20.012
Mathematics