// crudwork // Copyright 2004 by Steve T. Pham (http://www.crudwork.com) // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with This program. If not, see <http://www.gnu.org/licenses/>. using System; using System.Collections.Generic; using System.Text; using System.IO; namespace crudwork.Utilities { /// <summary> /// Math Utility /// </summary> public static class MathUtil { /// <summary> /// return the percentage of a given value. /// </summary> /// <param name="value"></param> /// <param name="total"></param> /// <returns></returns> public static decimal Percentage(decimal value, decimal total) { return value / total * 100; } /// <summary> /// return true if percent is equal to the tenths of a percent, such as 10%, 20%, 30%, ..., 90%, and 100%. /// </summary> /// <param name="value"></param> /// <param name="total"></param> /// <returns></returns> public static bool IsTenthPercent(decimal value, decimal total) { return Percentage(value, total) % 10 == 0; } } }