Aptitude - Partnership - Discussion

Discussion Forum : Partnership - General Questions (Q.No. 3)
3.
A, B and C enter into a partnership in the ratio : : . After 4 months, A increases his share 50%. If the total profit at the end of one year be Rs. 21,600, then B's share in the profit is:
Rs. 2100
Rs. 2400
Rs. 3600
Rs. 4000
Answer: Option
Explanation:

Ratio of initial investments = 7 : 4 : 6 = 105 : 40 : 36.
2 3 5

Let the initial investments be 105x, 40x and 36x.

A : B : C = 105x x 4 + 150 x 105x x 8 : (40x x 12) : (36x x 12)
100

   = 1680x : 480x : 432x = 35 : 10 : 9.

Hence, B's share = Rs. 21600 x 10 = Rs. 4000.
54

Discussion:
74 comments Page 3 of 8.

Lavanya said:   1 decade ago
Can anyone explain why we multiply a's share with 150/100?

105x*4+ (150/100) *105x*8.
(1)

Likita said:   10 years ago
Why 840 is calculated for 50% of A's share and why not 420?
(1)

Rudra said:   11 months ago
Question says A increases his profit by 50%, not his investment by 50%.

Please explain to me.
(1)

Sivapragash s said:   8 months ago
Thanks for the solution @Anu.
(1)

Sivapragash s said:   8 months ago
Very helpful. Thanks all for giving explanations.
(1)

Rajinikanth.h.c said:   1 decade ago
A=(105*4months)+((105*8months)+50%(105*8months))
=420+(420+840)
=1680

B=40*12months
=480

C=36*12months
=432

now u devide the above values by 48(all 3 values r devided without any fraction value)then u will get 35:10:9....

then add all 3 shares 35+10+9=54

for B share=21600*(B share/total share)
=21600*(10/54)
=4000rs
(1)

Siva said:   9 years ago
I also have the same Confusion @Ravi Chendra.

Gobi said:   9 years ago
Yeah, I also have the same doubt @Ravi Chendra.

Jayasakthi said:   9 years ago
Can you please explain why we are changing the ratio into the whole number like 150?

Kalam said:   1 decade ago
Please explain how we got 105:40:36?


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