Data Interpretation - Pie Charts - Discussion

Discussion Forum : Pie Charts - Pie Chart 1 (Q.No. 1)
Directions to Solve

The following pie-chart shows the percentage distribution of the expenditure incurred in publishing a book. Study the pie-chart and the answer the questions based on it.

Various Expenditures (in percentage) Incurred in Publishing a Book


1.
If for a certain quantity of books, the publisher has to pay Rs. 30,600 as printing cost, then what will be amount of royalty to be paid for these books?
Rs. 19,450
Rs. 21,200
Rs. 22,950
Rs. 26,150
Answer: Option
Explanation:

Let the amount of Royalty to be paid for these books be Rs. r.

Then, 20 : 15 = 30600 : r     =>     r = Rs. ( 30600 x 15 ) = Rs. 22,950.
20

Discussion:
60 comments Page 3 of 6.

Harish said:   3 months ago
20% = 30600(printing cost).
Then,
15% = x(royalty cost),
Let x be the amount to find,
Now cross multiply, and you will get the answer
x = 30600 x 15/20.
x = 22950.
(1)

Jilan said:   1 decade ago
20%------30600.
15%-------?.

20 = 4.
15 = 3.

30600/4 = 7650.
7650*3 = 22950.
(1)

Siddharth said:   1 decade ago
First calculate the TOTAL COST involved in all the process
20% of X = 30,600
so,
X=1,53,000
Now
15% of 1,53,000=22,950
(1)

Dinesh pandey said:   1 decade ago
If we see the chart there is clearly mentioned about the partition of printing i.e 20% and also according to the question the cost of printing is 30,600
so, we can equate 20% to 30,600
therefore, 20%=30,600
1%=30,600/20
then,15%(i.e of loyality which we have to calaculate)=( (30,600*15)/20
Ans. will be 22,950 i.e option 'C'

SANTOSH KUMAR said:   7 years ago
20% = 30,600, (cross multiply)
15% = ?.
=22.950.

Neeraj said:   7 years ago
Yes, you are right, agree @Anitha.

KUNAL SINGH said:   1 decade ago
IT IS GIVEN, 20% = 30600.
or, 1%=30600/20.

NOW,
15% = 30600/20*15 = 22950 Answer.

Ilya said:   1 decade ago
Is there any simpler solution? solution provided is easier to analyze. I just still don't get why do we use 20 as the numerator. Thanks!

Shreya said:   1 decade ago
20 : 15 = 30600 : m => m = Rs. ( 30600 x 15 ) = Rs. 22,950.

Sreekanth said:   1 decade ago
20% = 30,600 then x = 1,53,000 therefore 5% = 7050 therefore answer is 22,950.


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