Solve the problem. Round to the nearest tenth of a percent unless otherwise noted. On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 33 questions correct. What was the percent increase?
A. 32%
B. 68%
C. 24.2%
D. 8%
Answer: A
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Provide an appropriate response.There are ten students in the drafting program. Their ages are 37, 34, 18, 20, 37, 26, 21, 27, 29, 31. Find the mode of the ages.
Fill in the blank(s) with the appropriate word(s).
Collect like terms.-3n9 - 3n9 + 9n9
A. 81n27 B. 81n9 C. 3n27 D. 3n9
Solve the problem.The following table shows the number of dog collars, in thousands, produced by Allied Pet Products in the 3 years considered. 
Fit a quadratic function f(x) = ax2 + bx + c to the data. Using this function, what would you predict the dog collar production of Allied Pet Products to be in 2010?
A. 43,000 collars B. 28,000 collars C. 48,000 collars D. -12,000 collars
Solve the problem.Cindy wants to secure sequins on a piece of felt shaped like a trapezoid with a height of 9 cm and bases of 14 cm and 8 cm. What is the cost of all the sequins if sequins cost $0.70 per cm2 of coverage?
A. $69.30 B. $64.40 C. $28.00 D. $21.70