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: if the area of a circle decreases by 66 %, then the radius of a circle decreases by
Options: a. 20 %, b. 18 %, c. 36 %, d. 64 %, e. none of these

SOLUTION: e

PROBLEM: Problem: what is the total number of integers between 10 and 50 that are divisible by 2 ?
Options: a. 18, b. 19, c. 22, d. 25, e. 10

SOLUTION: b

PROBLEM: Problem: the length of a rectangular plot is thrice its width. if the area of the rectangular plot is 768 sq meters, then what is the width ( in meters ) of the rectangular plot ?
Options: a. 24 m, b. 16 m, c. 35 m, d. 54 m, e. 43 m

SOLUTION:
b