Category: QA

Formulas, shortcuts, tricks and solved examples: If P = Principal, A = Amount, R = Rate percent per year, T = T years, S.I = Simple interest, C.I = …

Profit & Loss Important formulas: Cost Price: The price for which an article is purchased is called the Cost Price (C.P.) Selling price: The price at which an article …

Rectangle : Area = lb Perimeter  = 2(l+b) Square : Area = a×a Perimeter = 4a Parallelogram Area = l × h Perimeter = 2(l+b) Triangle : Area =b×h/2 …