Tricky Percentage For SBI PO/CLERK, IBPS PO/CLERK RRB, LIC AAO...etc -Presented by Devendra (Vmentor)

About Me . B. Tech + M. Tech e Civil Service Aspirant Civil Service Aspirant 1 year teaching experience ( Quant 1 year teaching experience ( Quant + Reasoning) Reasoning) e Cleared SCC CGL, SBI PO, IBPS PO, AFCAT Love YouTube, Music, Sports, Teaching Follow me on Unacademy.-https://unacademy.com/user Devendra. Meena Rate and Review

-7 Suppse you hawe a suppose tou have a product two van ables 2 x 20 14 H frst variah chamgo to 12 amd scond variabl Chan an 25 % 10% 25% m Second 10% t in first

a x b Formula - Formlc a + loo Requine ure han loy 25y.ox 2 5 lo O 35 t 25 37.5 7 Stn 1

15 20 x 10 10+20 32y. 2.0 20 y, 6-20x20 6-76- 402,2-0 lo0 y, decreate

The Sal thereafter, decreased b 15% , what was the percantaae chamge in his sale? " 7 loo 6.5 . dlecrease

!f one af the.siduaf.are angle is mcreased ba on! of the sea+4 are angle is mcreased 20y 20 1 and other is rncreased 30.. find per cent value which the area changes ? ohich i area chanaes 20x30 Go

The price of. Suga is redued by 25% but ms pite of the decrease Ravi, ends up increasa s expenditoe on syyyh his mon the percantoge change 25 x b -45 4 3 b

OR 25 20 . 20 O O 2e 160-100 75 sign shouts imcreament

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Devendra vmentor

Author of 3 books on Arithmetic, Advanced Maths & English Grammar. Cleared CSE (pre) / SSC-CGL / SBI PO / IBPS PO.

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Sudharsan Raj S

2 years ago

Sir,I am going to choose my Maths Subject as my optional paper.can u suggest the refference books and material for the preparation

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Sainath kornepati

2 years ago

I think there is a small mistake in the 3rd slide. When 20 become 24, the Percentage change is 20% instead of 25%.
Other than this your lectures are spotless and splendid, as usual. :)

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MK

Manas Pratim Kalita

2 years ago

yes, i also think.4 by 20 multiplied by 100 is 20

Yawan Raj Ratha

9 months ago

Exactly it should be 20%. That’s ok but Devendra Sir has made us fine aware of such mistakes:)

Bijay kumar

2 years ago

sir ise is tarah nahi kr sakte price 100se 75 huwa
expenditure 100 se 120
120_75=45
% change45÷75×100=60%

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Sneha Kumari

2 years ago

sir decimal me % ho to kaise calculate kare uspe vedio lecture banaiye plz. or mujhe reply kijiye& thank u sir . apke quant ke lectures bohot ache hai.

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Sneha Kumari

2 years ago

?%of 1239.96 +59.87%of 449.95=579.05 . sir please ye question explain kar dijiye n .

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Bijay kumar

2 years ago

aap simlification easy wala vdo dekh lijiye

Rizwan khan

2 years ago

thanku sir aapne jo table batayi hai uska bht fayda mila
... aur 5vi video me aapne ek baat kahi k 25 questions karne hain hume karte to sab but speed matter karti hai bht sahi laga ... shukria

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