[(7 × 9) + (2 × 12) + 3] ÷ [(12 × 3) + (81/9)] = ____. A. 4 B. 60 C. 1.75 D. None of these Explanation: The simplified value does not match any of the options.
[(62.25/2.5) + (12.5/0.5)] ÷ [(0.75 × 9) + (3.5 × 3.5)] = ____. A. 17/38 B. 38/17 C. 38/17 D. None of these Explanation: The value does not match the given options.
[(523 + 27) × (187 − 35) ÷ (424 + 16)] ÷ [110/22 of (2 × 38)] = ____. A. 2 B. 1 C. 4 D. 3 Explanation: Simplify stepwise using BODMAS.
What percent of 400 plus 40% of 160 equals 17% of 400 ____. A. 4 B. 0.1 C. 1 D. 0.4 Explanation: Solve equation: x% of 400 + 64 = 68 → x = 1.
If a² − 7a + 12 = 0 and b² − 3b + 2 = 0, then relation between a and b ____. A. a < b B. a ≤ b C. Cannot be determined D. a > b Explanation: Solve both quadratics and compare roots.
(84 ÷ 14 ÷ 2 ÷ 9) × ? = 33⅓. Find? A. 100 B. 300 C. 90,000 D. 10,000 Explanation: Simplify LHS and equate.
If (815/?)/100 × 28 × 3 − (815×14×6)/100 = 1680, find? A. 2000 B. 3000 C. 4000 D. 6000 Explanation: Solve a linear Equation.
(6 − 2×3 + 6)/(2 + 6×3 − 4) = ____. A. 9/8 B. 3/10 C. 3/5 D. 3/8 Explanation: Simplify the numerator and denominator.