A starts a business with rs.4000 and B joins him after 3 months with rs. 16000. If total profit of the business is rs.2000, then find profit share of B.

2000

1000

1200

850

1500

Option E Profit sharing ratio of A and B = (4000 * 12) : (16000 * 9) = 48 : 144 = 1 : 3 profit share of B = 2000 * 3/4 = 1500

The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will be the new ratio ?

5 : 3

18 : 19

21 : 22

3 : 8

5 : 4

Option C Let number of boys and girls are 7x and 8x respectively ratio after increased = 7x * 6/5 : 8x * 11/10 = 21 : 22

The ratio between the present ages of P and Q is 5 : 7 respectively. If the difference between Q’s present age and P’s age after 6 years is 2 what is the total P’s and Q’s present age ?

32 years

68 years

50 years

48 years

26 years

Option D Let present age of P and Q = 5x and 7x 7x – (5x + 6) = 2 x = 4 total = 12x = 12 * 4 = 48 years

The ratio of milk to water in total 56 liter of mixture is 5 : 3. If ‘x’ liter of milk and water is added in the mixture so that ratio becomes 25 : 18, then find the value of ‘x’.

20 liters

12 liters

18 liters

15 liters

22 liters

Option D Quantity of milk in the mixture = 56 * 5/8 = 35 water = 56 * 3/8 = 21 35 + x/21 + x = 25/18 x = 15 liter

4 kg of rice at rs.8 per kg is mixed with 8 kg of wheat at rs.12 per kg. What is the average price of the mixture ?

12

10.66

5

8

12

Option B Total cost of 4 kg rice = 4 * 8 = 32 total cost of 8 kg wheat = 8 * 12 = 96 average = 128/12 = 10.66

Directions : What will come in place of questions marks (?) in the following questions given below ? 15% of 220 + 20 * 15 – √1156 = ?