A started a business by investing Rs 36 000 After 4 month B joined him with some investment At the e...........

Quantitative Aptitude ( CCS) Partnership

A started a business by investing Rs. 36,000. After 4 month B joined him with some investment. At the end of the year, the total profit was divided between then in the ratio of 9 : 7 How much capital was invested by B in the business?

Rs. 40,000

Rs. 42,000

Rs. 41,000

None of these

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Explanation:

Let the capital invested by B = Rs. X
A : B
Capital → 36,000 : x
Time → 12 : 8
3 : 2
Profit → 108,000 : 2x
According to the question,
108,000/2x = 9/7
x = 108,000/18 = 42,000
Required investment B = Rs. 42,000
Alternate : Note :- To save your valuable time in such type of question try to use below given formula.
C1×T1/C2×T2=P1/P2
Where C1 and C2 are the capitals.
T1 and T2 are time periods.
P1 and P2 are profits.
Let capital invested by B = Rs. X
36000×12/x × 8 = 9/7
x = Rs. 42000