Solve the problem.On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 34 questions correct. What was the percent of increase?
A. 36% increase
B. 26.5% increase
C. 64% increase
D. 9% increase
Answer: A
Mathematics
You might also like to view...
Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = cot(9x - 6)
A. y = cot u; u = 9x - 6; 
= - 9 cot(9x - 6) csc(9x - 6)
B. y = 9u - 6; u = cot x; 
= - 9 cot x csc2 x
C. y = cot u; u = 9x - 6; 
= - csc2(9x - 6)
D. y = cot u; u = 9x - 6; 
= - 9 csc2(9x - 6)
Mathematics
Find the area and perimeter of the rectangle.The width W is one-third the length. Express the area and perimeter in terms of the width W.
A. A = 3W2, P = 6W B. A = 4W2, P = 6W C. A = 3W2, P = 8W D. A = 4W2, P = 8W
Mathematics
Add or subtract as indicated.1 - 8
A. -9 B. 7 C. 9 D. -7
Mathematics
Simplify the complex rational expression using Method I or Method II.
A. 
B. -y
C. 
D. 
Mathematics