Transcription of PERCENTAGE AND ITS APPLICATIONS
{{id}} {{{paragraph}}}
Example: stock market
PERCENTAGE AND ITS APPLICATIONS
PERCENTAGE and Its ApplicationsNotesMODULE - 2 CommercialMathematicsMathematics Secondary Course 2038 PERCENTAGE AND ITS APPLICATIONSYou must have seen advertisements in newspapers, television and hoardings etc of thefollowing type: Sale, up to 60% off . Voters turnout in the poll was over 70% . Ramesh got 93% aggregate in class XII examination . Banks have lowered the rate of interest on fixed deposits from to 7% .In all the above statements, the important word is percent . The word percent has beenderived from the Latin word percentum meaning per hundred or out of this lesson, we shall study percent as a fraction or a decimal and shall also study itsapplications in solving problems of profit and loss, discount, simple interest, compoundinterest, rate of growth and depreciation etc. OBJECTIVESA fter studying this lesson, you will be able to illustrate the concept of PERCENTAGE ; calculate specified percent of a given number or a quantity; solve problems based on PERCENTAGE ; solve problems based on profit and loss; calculate the discount and the selling price of an article, given marked price ofthe article and the rate of discount; solve inverse problems pertaining to discount; calculate simple interest and the amount, when a given sum of money is investedfor a specified time period on a given rate of interest; PERCENTAGE and Its ApplicationsNotesMODULE - 2 CommercialMathematicsMath
Percentage and Its Applications Notes MODULE - 2 Commercial Mathematics Mathematics Secondary Course 205 We could have changed these fractions with common denominator 100 as or 60 % 100 60 20 20 5 3 5 3 = × = or 50 % 100 50 50 50 2 1 2 1 = × = and so, 2 1 5 3 > as 60% is greater than 50%. 8.2 CONVERSION OF A FRACTION INTO PERCENT AND VICE VERSA
Loading..
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: