Tips and Ticks Profit and Loss Formulas and Tips


Tips and Ticks Profit and Loss Formulas and Tips

Profit and loss is the one of major question section in Competitive exams. These formulas will be helpful for your upcoming Exams like PSC, SSC, IBPS and Other Competitive Exams. 


  • Cost Price(CP) : The Price at which a particular item purchased, is called its Cost Price.
  • Selling Price (SP): The price at which a particular item is sold, called its Selling Price.
  • Profit: If Selling Price of an item is more than Cost Price , then vendor is said to have a Profit.
  • Loss: if Selling Price of an item is less than Cost Price, the vendor said to have a Loss.


Formulas

  • Profit = SP – CP
  • Profit % = Profit/(CP)×100
  • SP = ((100+Profit% )/100)×CP
  • CP = (100/(100+Profit%))×SP


  • Loss = CP – SP
  • Loss% = Loss/(CP)×100
  • SP = ((100-loss%)/100)×CP
  • CP = (100/(100-loss%))×SP


Examples:


1. The cost price of 40 apples is the same as the selling price of 25 apples. Find the gain percent.

Answer:

=(40-25)/25×100

=15/25×100=60%.


2. A Table was purchased for Rs. 470 and sold at a profit of 10%. Find the selling price.

Answer:

=(100+10)/100 X 470

=517.

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Tricks and Tips for Boat and Stream type Questions

Shortcut tricks on boats and streams are one of the most important topics in exams. These are the formulas and examples on Boats and Streams (Cyclist and the wind or Swimmer and stream) questions. These examples will help you to better understand shortcut tricks on boats and streams questions.


There are multiple types of questions asked from these topics. The speed of the boat in still water and the speed of stream will give in questions, You have to find the time taken by boat to go upstream and downstream. .
The speed of the boat in up and down stream will give in question,  you need to find the average speed of the boat.
The speed of boat to go up or down the stream will give in question, you need to find speed of boat in still water and speed of stream.
The time taken by boat to reach a place in up and downstream will given in question, you need to find the distance to the place.

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ഗണിത സൂത്രവാക്യം

ആദ്യത്തെ \'n\' എണ്ണൽ സംഖ്യകളുടെ തുക = n(n+1) /2.
ആദ്യത്തെ \'n\' ഒറ്റ സംഖ്യകളുടെ തുക = n².
ആദ്യത്തെ \'n\' ഇരട്ട സംഖ്യകളുടെ തുക = n(n+1).
ആദ്യത്തെ \'n\' എണ്ണൽ സംഖ്യകളുടെ വർഗ്ഗങ്ങളുടെ തുക = n(n+1)(2n+1) / 6.
ആദ്യത്തെ \'n\' എണ്ണൽ സംഖ്യകളുടെ ക്യൂബുകളുടെ തുക = [n(n+1)/ 2]².
ആദ്യ പദം \'a\', പൊതു വ്യത്യാസം \'d\' ആയാൽ n-മത്തെ പദം കാണാൻ = a+ (n -1) d.
ആദ്യ പദം \'a\', പൊതു വ്യത്യാസം \'d\' ആയാൽ, n പദങ്ങളുടെ തുക കാണാൻ = n/2[2a + (n - 1)d].
ആദ്യ പദവും (t1), n...

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BODMAS Rule

BODMAS is an acronym and it stands for Bracket, Of, Division, Multiplication, Addition and Subtraction. .

This explains the order of operations to solve an expression. According to Bodmas rule, if an expression contains brackets ((), {}, []) we have to first solve/simplify the bracket followed by of (powers and roots etc.), then division , multiplication , addition and subtraction from left to right. .

Example :.

7 + (6 × 52 + 3) =   7 + (6 × 25 + 3).

7 + (150 + 3).

7 + (153).

7 + 153 .

Ans: 160. .

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