MCQ PracticeIn a ΔABC, ∠A + ∠B = 75° and ∠B + ∠C = 140°, then ∠B is:Subject: MathematicsTopic: TrianglesA40°B35°C50°D45°Correct Answer: BPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the