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 1 of 8.

ANURAG said:   1 decade ago
As per question A increase his share 50%, it means A's contribution

Contribution 4 moth

105*4 = 420

A's contribution for 8 month will be

105*8 = 840

50% increase of 840 is 1260

For 12 month = 1260 + 420 = 1680.

Priya said:   1 decade ago
@Anurag.

Thank for good explanation. Really helpful.
(2)

Md Rizwan said:   1 decade ago
7 : 4 : 6 = 105 : 40 : 36.
2 3 5
Plz Explain

USHA said:   1 decade ago
Please explain that 105:40:36 how you are taken this.

Pradeep induru said:   1 decade ago
How could you get that 105:40:36?

Ally said:   1 decade ago
Please explain from where did you get. 105: 40: 36.

Senthil said:   1 decade ago
105:40:36 how ?

Ans: Take lcm for 2,3,5 Hhich is in denomonator

LCM = 30
Then 30*(7/2)=105; like this we can get for remaining.

RAVINDRA said:   1 decade ago
7 : 4 : 6 = 105 : 40 : 36.
2 3 5
Plz Explain me

MANOJ ROCKY said:   1 decade ago
7/2 :4/3 :6/5

Take L.C.M FOR 2,3,5. ANS:30

A: 7/2 * 15/15 =105/30

B: 4/3 * 10/10 =40/30

C: 6/5 * 6/6 =36/30

Hence it is 105:40:36

I hope you got the answer.
(1)

Dhivya said:   1 decade ago
A : B : C = 105x x 4 + 150 x 105x x 8: (40x x 12) : (36x x 12)

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

Anyone explain this step i didn't understand.


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