Two friends M & N started a business Investing in the ratio of 6 :7 . O joined then after 6 months investing an amount equal to that of N. at the end of the year 30% profit was equal to 105000. What was the amount invested by O? A) 148484 B) 154326 C) 146738 D) 145783

1 Answer

Answer :

Answer: A)

Let the total profit be x

Then 30% of x = 105000

X = 105000 * 100/30

X=350000

Let the capitals of M,N,O be Rs. 6x ,7x and 7x respectively. Then,

(6x*12) + (7x *12) +(7x *6) = 350000*12

72x +84x +42x = 4200000

198x = 4200000

X=21212

O’s investment = Rs.148484

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Last Answer : Answer: C)  Investment initial of P=4x  Investment initial of Q=5x  After 3 months of P=4x*(1/3)=4x/3  After 3 months of Q= 5x*(1/5)= x  Ratio of capitals = (4x*3+3x*6: 5x*3+4x*6)=30x:39x=10:13  Total profit =775  P’s share =10/23*775=337(approx.)

Description : X, Y, Z jointly engaged in a business. It was agreed that X would invest Rs. 14500 for 4 months,Y Rs 19000 for 7 months and Z Rs 25000 for 6 months. X wants to be a working partner and he was to ... and total profit earned by X was Rs 43929. Calculate share of Z A) 55750 B) 58472 C) 67500 D) 65250

Last Answer : Answer: C)  Ratio of X, Y, Z profit is 14500*4:19000*7:25000*6=58:133:150  Total profit be' a'  X receives 14% of a as profit for active partner  Remaining profit=86% of a  X's total profit=[86/ ... 341]+14/100*a=43929  9762/34100*a=43929 => a= Rs.153450  Share of Z =153450/341*150 =Rs 67500

Description : Ravi and kavi are partners in a business. Ravi contributes 3/7th of the total capital for 20 months and kavi received 3/4 th of the profit. Then how long kavi invest the money in the business? A) 5 B) 11 C) 6 D) 9

Last Answer : Answer: A)  Total profit be X  kavi’s profit is 3/4x  Ravi’s profit is 1/4x Ratio of ravi & kavi profit =3/4 x: 1/4x=3:1  Let Ravi's investment =3/7 *P(for 20 months then, kavi’s investment =4/7 P)  Ratio of ravi & kavi  Profit =3:1=3/7*P*20 :4/7*p*T  T=5 months= kavi investment time

Description : X invested three- nineth, Y invested three-seventh of the remaining and Zth remaining. If Y earned Rs.840 as profit pr each year. Find the average monthly profit of all. A) 510 B) 490 C) 630 D) 370 

Last Answer : Answer: B) Let total amount puts by X, Y& Z be P X's investment = 3/9 P Balance investment =6/9 p Y's investment =6/9*P*3/7=2/7 P Remaining investment =8 p/21 =Z's amounts Profit ratio ... :6:8 1month share =840/12=Rs .70 Average monthly profit of X, Y, Z=70/3 *21 =Rs.490

Description : Mano, kajal, kavin enter into partnership. Mano invests some money at the beginning kajal invests double the amount for 8 months and kavin invests thrice the amount for 10 months. If the annual profit be Rs.35000 then kavin’s share is approximately A) Rs. 17567 B) None C) Rs. 12985 D) Rs. 19274

Last Answer : Answer: B) Let mano’s investment be Rs x Then Ratio of capitals = (x*12) : (2x:8) : (3x*10) = 12x : 16x : 30x = 6:8: 15 Kavin’s share = Rs.(35000*15/29) = Rs.18103.

Description : Anu and Thanu start a business. Anu invests Rs.8000 for 8 months and Thanu remains in the business for 4 months out of total profit, Thanu claims 3/7 of the profit. How much money was contributed by Thanu? A) Rs6000 B) Rs.7000 C) Rs.8000 D) Rs.9000

Last Answer : Answer: D) Let the total profit be Rs.x Then thanu = 3x/7 Anu = (x – 3x/7) = 4x/7 So, Anu : thanu = 4x/7 : 3x/7 = 4:3 Lets thanu’s capital be y. then, 8000*8/ (y *4) = 4/3 24000 * 24 = 4y * 16 Y = 24000*24/(16*4) Y = Rs.9000

Description : Tarani and Ruba invest in a business ratio 7:8. If 24% of the total profit goes to charity and Ruba 's share is Rs 1506. Then then profit goes to Tarani and Ruba is A) 1675 B 2688 C) 2823 D) 1495

Last Answer : Answer: C)  Let total profit =X  Balance profit after =76%of X  Ruba’s share =76/100 *x*8/15=1506  X=Rs.3715  Then the profit =3715*76/100=Rs2823