Partnership
 Three Hikers A, B and C start on a trip with Rs. 50 each and agree to share the expenses equally. If at the end of the trip. A has Rs. 20 left with him, B Rs.30 and C Rs. 40 how must they settle their accounts ?

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All should have equal amount of money at the end of trip.
Correct Option: A
All should have equal amount of money at the end of trip. So C must pay Rs. 10 to A
 Ram, Shyam and Kamal together start a business in partnership. The ratio of their capitals is 3 : 4 : 7. If their annual profit be ₹ 21000, what will be Kamal's share in this profit ?

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Given ratio of profits of Ram, Shyam and Kamal = Ratio of their capitals
= 3 : 4 : 7
Kamal's share = [7/(3 + 4 + 7)] x 21000Correct Option: B
Given ratio of profits of Ram, Shyam and Kamal = Ratio of their capitals
= 3 : 4 : 7
Kamal's share = [7/(3 + 4 + 7)] x 21000
= 7 x 1500 = ₹ 10500
 P starts a business with ₹ 300000 and Q join him after 3 months with ₹ 1200000. Find the ratio of their profits at the end of the year .

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P's share : Q's share = (300000 x 12) : (1200000 x 9)
Correct Option: D
P's share : Q's share = (300000 x 12) : (1200000 x 9)
= 36 : 108 = 1 : 3
 Ravi and Kavi start a business by investing ₹ 8000 and ₹ 72000, respectively. Find the ratio of their profits at the end of year.

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Ratio of profit = Ratio of investments
Correct Option: D
Ratio of profit = Ratio of investments
= 8000 : 72000 = 1 : 9
 A, B and C start a business. A invests 3 times as much as B invests and B invests twothird of what C invests. Then, the ratio of capitals of A, B and C is ?

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Suppose C invests Rs. x then, B invests Rs. 2x/3 and A invests Rs. 2x
∴ Ratio of investment of A, B, C = 2x : (2x/3) : xCorrect Option: D
Suppose C invests Rs. x then, B invests Rs. 2x/3 and A invests Rs. 2x
∴ Ratio of investment of A, B, C = 2x : (2x/3) : x = 6 : 2 : 3