Solve the problem.Paul has grades of 86 and 85 on his first two tests. What must he score on his third test in order to have an average of at least 90?
A. at most 90
B. at most 87
C. at least 99
D. at least 86
Answer: C
Mathematics
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Simplify the expression.2164/3
A. 279,936 B. 46,656 C. 7776 D. 1296
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Write the ratio in fractional form and simplify completely.45 degrees : 30 degrees
A. 
B. 
C. 
D. 
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Find the average rate of change for the function between the given values.f(x) = 
; from 2 to 8
A. 7
B. 2
C. 
D. - 
Mathematics
Solve the triangle.a = 19, b = 16, c = 11
A. A = 35.3°, B = 57.3°, C = 87.4° B. A = 87.4°, B = 57.3°, C = 35.3° C. A = 57.3°, B = 87.4°, C = 35.3° D. A = 87.4°, B = 35.3°, C = 57.3°
Mathematics