Present year income is given. (Question:321025.0)

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Neil Nilesh

· started a discussion

· 1 Months ago

Present year income is given. (Question:321025.0)

And these BASTARDS bring answer by changing the whole question.

Question:

Ratio of A, B and C’s present income is 4:3:5 and ratio of previous and present income of there are 2:3, 4:5 and 4:3. If total present income is 15210 then A’s previous year income is:

Options:

3400

3750

3900

4100

Solution:

$\begin{matrix} A B C \\ p r e s e n t i n c o m e 4 3 5 \\ P r e v . i n c o m e : P r e s . i n c o m e 2 : 3 4 : 5 4 : 3 \\ P r e v i o u s i n c o m e \frac{8}{3} \frac{12}{5} \frac{20}{3} \\ 40 36 80 \\ 10 9 20 \end{matrix}$

So A’s previous year income = $\frac{10}{39} \times 15210 = 3900$

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Present year income is given. (Question:321025.0)

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