The document describes 4 math problems from a 5th grade standardized test. Problem 1 asks students to divide unit fractions by whole numbers and the answer is 27. Problem 2 involves using parentheses, brackets, or braces in expressions and the answer is 18. Problem 3 is about adding and subtracting fractions in word problems, and the correct answers are B & E. Problem 4 concerns converting similar measurements, with answers of 480 for Part A and 3 for Part B.