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Increase And Decrease of Percentage
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This lesson deals with a very unique concept of percent multiplier. By using multiplier a lengthy question can be solved using fraction of seconds.

Bharat Gupta is teaching live on Unacademy Plus

Bharat Gupta
An engineer by degree Mathematician by Heart. Having 23 years of teaching experience. 10% discount code BHARAT_GUPTA

U
Unacademy user
Sir, if you continue DNA on regular basis and on time, it would be more helpfull than any current affairs course at ant chanel in the world. baaat aur zazbaat dono ke saath.
in the last question, shouldn't the multiplication factor be 48000*0.95*0.9025 considering the next 5% decrease will be on the machine's then value
GN
43320
RR
sir please explain divisibilty rule in best fom
sir, where did you get 1.05
the weight of a bucket increases by 33.33% when filled with water to 50% of its capacity. which of the following may be 50% of the weight of the bucket when it is filled with water? a).5 b).6 c).7 d).8
Siddharth Basu
9 months ago
a) 5
sir I'm having problem in understanding the divisiblity rule
  1. Percentage lesson Part 3 Percentage increase or decrease


  2. Er, Bharat Gupta Having 20 years of teaching experience. Authored several books published by Pearson, Vikas, Unique publication etc Any query or suggestion, share your comments. . .


  3. Percent increase Final-initial 100 Percent increase = initial 12 15 16 19 20 16 IS I5 9


  4. Percent decrease initial -Final initial Percent decrease = 100 70 65 56 52 49 3 52 :/ dsettuu loo yR 56 17


  5. Percent decrease application Percent increase application Avalue X.ouw.mb aw v 201 20 2( , los


  6. Percent increase application Percent decrease application a value ere by / a valu doo n aan 20% oh New Valw 207, a val b 2 a v 0 Lo Y. 0.9


  7. Percent Multiplier Percent decrease multiplier Percent increase multiplier side rl 0 - Initial Value M. F. Final value


  8. Population of a village is 15,000. If in year the population has increased by 5%, then what will be the population after one years? a. 16250 b. 15500 c. 15725 d. 15750


  9. Population of a village is 15,000. If in year the population has increased by 5%, then what will be the population after one years? a. 16000 b. 15500 c. 15725 d. 15750 SoL Your anower


  10. Population of a city is 50,000. If in three consecutive years the population has increased by 5%, 10% and 20%, then what will be the population after three years? a. 69300 b. 63900 C. 60930 d. 79300