Solve the proportion equation.
= 
A. 9 ft
B. 7 ft
C. 4 ft
D. 6 ft
Answer: B
Mathematics
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Find the average rate of change of the function over the given interval. f(x) = 4x2, 
A. - 
B. 7
C. 2
D. 
Mathematics
Solve the equation by factoring.4x2 - 20x + 25 = 0
A. 
B. 
C. 
D. 
Mathematics
Find percent notation.0.00063
A. 0.0063% B. 0.000063% C. 0.063% D. 0.63%
Mathematics
Provide an appropriate response.In a group of 42 students, 22 take history, 17 take biology and 8 take both history and biology. How many students take biology, but not history?
A. 17 B. 22 C. 5 D. 9
Mathematics