TASK DEFINITION: Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.
PROBLEM: Problem: of the 20 members of a kitchen crew, 17 can use the meat - cutting machine, 18 can use the bread - slicing machine, and 15 can use both machines. if one member is chosen at random, what is the probability that the member chosen will be someone who can not use either machine ?
Options: a. 0, b. 1 / 10, c. 1 / 7, d. 1 / 4, e. 1 / 3

SOLUTION: a

PROBLEM: Problem: of 30 applicants for a job, 9 had at least 4 years ' experience, 18 had degrees, and 3 had less than 4 years ' experience and did not have a degree. how many of the applicants had at least 4 years ' experience and a degree ?
Options: a. 14, b. 10, c. 9, d. 7, e. 5

SOLUTION: b

PROBLEM: Problem: the average of 6 no. ' s is 3.95. the average of 2 of them is 3.8, while the average of theother 2 is 3.85. what is the average of the remaining 2 no ' s ?
Options: a. 4.2, b. 4.4, c. 4.6, d. 5.6, e. 5.7

SOLUTION:
a