You are given a mathematical question described with an open-ended vocabulary. Questions in this task involve real-world situations, describing a mathematical problem. You are also given 4 or 5 answer options (associated with "A", "B", "C", "D", "E"). Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D', 'E'. LaTeX mathematical format (the standard way to express mathematical expressions in the typesetting software known as LaTeX) is used to express equations. Each question is solvable with high school math knowledge. Give only one answer for each question.
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Question: Janet produced 4 more paintings than three times the number of paintings Sam produced. Last year, Sam produced \(p\) paintings. Of the expressions below, which represents the number of paintings Janet produced last year?
(A)\(4 - 3p\) (B)\(4p - 3\) (C)\(4p + 3\) (D)\(3p - 4\) (E)\(3p + 4\)

Answer: E


Question: At Camp David, there is one adult for every \(p\) campers. If there are \(c\) campers in each tent group, how many adults are needed for \(t\) tent groups?
(A)\(\frac { cp } { t } \) (B)\(\frac { pt } { c } \) (C)\(\frac { ct } { p } \) (D)\(pct\) (E)\(pc + t\)

Answer: C


Question: A telephone call cost 2 dollars for the first three minutes and 20 cents each additional minute. If a call started at 10:20 a.m. and ended at 10:50 a.m., how much did the call cost?
(A)\$7.00 (B)\$7.20 (C)\$7.40 (D)\$8.00 (E)\$8.20

Answer:
C