Question:The rate of interest on a sum of money is `4%`p.a. for the first `2` years, `6%` p.a. for the next `3` years and `8%` p.a. for the period beynond `5` years, If the simple interest accrued by the sum for a total period of `8` years is Rs. `1280`, what is the sum ? 

A `Rs. 1523` 
B `Rs. 1680` 
C `Rs. 2560` 
D `Rs. 2840` 

+ Answer
C 

+ Explanation
Let the sum be .x. Then, 

`(x xx 4 xx 2)/100 + (x xx 6 xx 3)/100 + (x xx 8 xx 3)/100 = 1280`

`or 50x = 1280 xx 100`

`:. x = 2560`.

+ Report

Irin Moni

Editor, VCampus

Your Name

Your Email

Type of Report
Spelling MistakeIncorrect AnswerGrammar MistakeContent MissingImproper Text FormatInsufficient AnswerDuplicate QuestionImproper Sentence StructureImproper Equation/FormulaOther

Description