7 + 5 − (3/2 × 1/4) of 2/7 + 7/2 × 1/6 = ____. A. 12 3/88 B. 24 21/24 C. 12 25/224 D. 12 1/224 Explanation: Simplify fraction operations.
7 + 1/2 of [8 − 4/2 × 3 − 1 + 1 + (4 + 2) − 2 × 2] = ____. A. 9 B. 16 C. 8 D. 12 Explanation: Simplify the brackets, then multiply.
605 sweets are distributed equally among children, such that each gets 11 sweets. Number of children ____. A. 55 B. 24 C. 45 D. Cannot be determined Explanation: 605 ÷ 11 = 55.
60% of a number added to 120 gives the same number. Find the number ____. A. 300 B. 200 C. 400 D. 500 Explanation: x = 120 + 0.6x → solve.
6 of 5/8 ÷ 5/8 − 1/8 = ____. A. 6 1/8 B. 5 3/4 C. 6 3/4 D. 5 7/8 Explanation: Simplify stepwise using the rules of fractions.
6 men and 8 women can complete the work in 10 days. In how many days can 26 men and 48 women complete the same work ____. A. 4 days B. 6 days C. 2 days D. 8 days Explanation: Total work ∝ (men + women efficiency) × days; solve proportionally.