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PERCENTAGES CONCEPTS,FORMULAS,DEFINITIONS,EXAMPLES,TRICKS

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    PERCENTAGES is very important chapter for all  competitive  exam and everything is included in it like all Problems on percentages,  fractions and percentages, price change,result and population,results on depreciation,comparison of percentages,successive increase and decrease etc. Percentages The Percentage is a fraction whose denominator is always 100. The percentage sign is %. Example -   7% can be converted to a fraction as 7/100 = 0.07   If, we want to calculate P% of Q, then    Percentage Formula:-      P% of Q =  Q× P/100 Qes.  If 30% of x = 60, then find the value of P. Soln .      x × 30/100 = 60 ⇒ x = 60 × 100/30 ⇒ x = 200. Fractions and Percentages To express Y % as a fraction,    Y% = Y/100   As -  30% = 30/100 = 3/10          98% = 98/100 = 49/50 To Express X/Y as a percentage we can say,   X/Y = (X/Y × 100) % ...
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SIMPLE INTEREST FORMULAS AND CONCEPT

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SIMPLE INTEREST CONCEPT AND FORMULAS:- 😀😀


A= Amount(मिश्रधन)
P=Principal(मूलधन)
R=Rate(दर)
T,t= Time(समय)
S.I.= Simple Interest(साधारण ब्याज)


IMPORTANT POINT:-👇👇





RULE1:- All Formulas👇👇

RULE2:- Different Time And Different Rate👇👇



RULE3:- यदि कोई धनराशि SI की दर पर T वर्ष में खुद का n गुना हो जाता है , तो वार्षिक ब्याज दर होगा-👇👇

RULE4:-👇👇





RULE5:- यदि SI मूलधन का n गुना हो जाता है,तो S.I- 👇👇


RULE6:- यदि मिश्रधन (A) , मूलधन (P) का n गुना हो जाता है, तो मिश्रधन(A)- 👇👇


RULE7:- यदि अलग - अलग SI दर तथा समय पर दो साधारण ब्याज का अंतर X है , तो मूलधन होगा-👇👇


RULE8:- 👇👇
RULE9:-👇👇





RULE10:- यदि एक धनराशि सामान किस्तो में चुकाया जाना है , तो सामान क़िस्त- 👇👇


RULE11:- करेंट diposite plan के तहत S.I की दर निकालना -👇👇


RULE12:-👇👇
RULE13:-👇👇


 
All  Formulas:- 👇👇

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