Visa, MasterCard & Discover: Look at the signature strip on the BACK of your credit card. You will find either the entire 16-digit string of your card number OR just the last 4 digits, followed by a space and then a 3-DIGIT NUMBER. That 3-digit number is your CVV2 security code.
HP 17bII+ Financial Calculator. For students and professionals in real estate, finance, accounting and business. The HP 17bII+ financial calculator is both powerful and easy-to-use. Quickly calculate loan payments, interest rates and conversions, standard deviation, percent, TVM, NPV, IRR, cash flows, bonds and more.
Use of Weighted Average Formula. The concept of weighted average is used in various financial formulas. Weighted average cost of capital (WACC) and weighted average beta are two examples that use this formula. Another example of using the weighted average formula is when a company has a wide fluctuation in sales, perhaps due to producing a seasonal product.