# Solution

1. Ratio of their shares =(35000×8):(42000×10)
= 2 : 3
Reena’s share = Rs.(31570 ×2/5) = Rs.12628.

2. Aman : Rakhi : Sagar = (70000×36) : (105000×30) : 140000×24)
= 12 : 15 : 16

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=85 : 15 =17 : 3

4. Simran : Nanda = 50000 × 36 : 80000 × 30 = 3 : 4
Simran’s share = Rs.24500 × 3 7 = Rs.10500
=(5000×36):(80000×30) = 3 : 4
Simran’s share = Rs.(24500×3/7) = Rs.10,500

5. Let the initial investments of A and B be 3x and 5x.
A : B : C =(3x ×12):(5x ×12):(5x×6) = 36 : 60 : 30

6. Ratio of their shares = 22500 : 35000 =9 : 14
Deepak’s share = Rs.(13800×14/23) = Rs. 8400

7. Kamal : Sameer =(9000×12):(8000 ×7) = 108 : 56 = 27 : 14
Sameer’s share = Rs.(6970 ×14/41) =Rs.2380

8. Murugan : Prasanna : Arun =(8000×6):(4000×8):(8000×8)
= 48 : 32 : 64 = 3 : 2 : 4
Kamal’s share = Rs.4005×2/9) = Rs.890
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