1. In a mixture of 35 litres, the ratio of milk and water is 4:1. If 7 litres of water is added to the mixture, the ratio of milk and water of the new mixture will be ?

2:1

1:2

4:5

5:4

Answer: 2:1

Explanation:


2. Find the ratio in which rice sold at Rs. 7.20 a kg must be mixed with rice at Rs. 5.70 a kg to produce a mixture worth Rs. 6.30 a kg ?

1: 3

2: 3

3: 4

4: 5

Answer: 2: 3

Explanation:


3. In what ratio must a grocer mix two varieties of pulses costing Rs. 15 and Rs. 20 per kg respectively so as to get a mixture worth Rs. 16.50 per kg ?

3: 7

5: 7

7: 3

7: 5

Answer: 7: 3

Explanation:


4. How many kilograms of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs 7 per kg so that there may be a gain of 10% by selling the mixture at Rs. 9.24 per kg ?

36 kg

42 kg

54 kg

63 kg

Answer: 63 kg

Explanation:


5. Tea worth of Rs. 135/kg & Rs. 126/kg are mixed with a third variety in the ratio 1: 1 : 2. If the mixture is worth Rs. 153 per kg, the price of the third variety per kg will be____ ?

Rs. 169.50

Rs.1700

Rs. 175.50

Rs. 180

Answer: Rs. 175.50

Explanation:


6. How much pepsi at Rs.6 a litre is added to 15 litre of 'dew' at Rs. 10 a litre so that the price of the mixture be Rs.9 a litre ?

5

8

10

None of these

Answer: 8

Explanation:


7. In a mixture of 60 litres, the ratio of milk and water is 2:1. What amount of water must be added to make the ratio of milk and water as 1:2 ?

42 Litres

56 Litres

60 Litres

77 Litres

Answer: 60 Litres

Explanation:


8. Two bottles contains mixture of milk and water. First bottle contains 64% milk and second bottle contains 26% water. In what ratio these two mixtures are mixed so that new mixture contains 68% milk ?

3 : 2

2 : 1

1 : 2

2 : 3

Answer: 3 : 2

Explanation:


9. In a mixture of 240 lt. water is 20% and rest is Milk. What quantity of mixture should be taken out and replaced with water so that water becomes 40% ?

60 lit

55 lit

45 lit

50 lit

Answer: 60 lit

Explanation:


10. How many kilograms of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per Kg so that there may be a gain of 10 % by selling the mixture at Rs. 9.24 per Kg ?

36 Kg

42 Kg

54 Kg

63 Kg

Answer: 63 Kg

Explanation: