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Satheesh

· started a discussion

· 1 Months ago

solution (Question: 87379.1 )

i cant attendastand the solution please explain clerely..and i got ans 26/31

Question:

DIRECTIONS: Read the following graph carefully to answer the questions based on it.


Profit % by company xyz Ltd. during 2000-2005

\(\%Profit =\cfrac{Income-Expenditure}{Expenditure}\)       \(× 100\%\)


If  income in the year 2001 and expenditure in the year 2003 are equal then what will be the ratio of incomes in year 2001 and year  2003

Options:
A) 16: 31
B) 18 : 13
C) 20 :31
D) 10 : 31
E) None of these
Solution:

Ans:(a) Let, income in 2001 = \(\unicode{x20B9} \)x lakh
and income in 2003 = \(\unicode{x20B9} \)y lakh
∴Expenditure in 2003 = \(\unicode{x20B9} \)x lakh
∵ Profit in 2003 = 55%
\(∴ \cfrac{55}{100}=\cfrac{y-x}{x}⇒\frac{x}{y}=\cfrac{20}{31}\)

Knowledge Expert

· commented

· 1 Months ago

Given answer is correct...



55% of x = y-x


x=20/31
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