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NAVEEN P

· started a discussion

· 1 Months ago

naveen (Question: 112436.2 )

ANS-22000 (app),,

sol: 23348*(100/109)*(106/100)=22705..

9% increase in 2014 meanwhile they were asking for 2012 not 2013 so 6 % increase not 2%

Question:

DIRECTIONS:Study the following graph carefully and answer the questions that follow:

The line graph gives the percentage increase in the number of students and the fee per student at a coaching institute, across five years. The increase in values for each year is with respect to that of the previous year.


If the number of students in the institute was 23,348 in 2014, how many students were there in 2012?
Options:
A) 20,000
B) 20,500
C) 21,000
D) 22,000
E) None of these
Solution:
Number of students in 2012 = \(\cfrac{23,348}{1.09×1.02}\) = 21,000

bhawna

· commented

· 1 Months ago

thanks for clarification

Shinjini

· commented

· 1 Months ago

The given solution is right. First, we decrease the given amount by 9%, with this operation we attain the value of 2013 then we decrease by 2%, with this step, we will finally get the exact number of students in 2012.

Rani

· commented

· 1 Months ago

true it must be 6
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