INTEREST PR0BLEM DISCUSSION The solution of this type 0- -problem depends to a great extent upon the ... so a fraction having a hundred for its denominator may be written with the percentage symbol [%) by simply omitting the denominator. ... 3. 0rdinary simple interest problems are done by means of the formula: I = P x B x T In this formula P = the principal, ... hence, if months and days are given, they should be turned into fractional parts of a year, if this formula is to be used. 4.
|Title||:||Art of solving word-problems|