Q. A dishonest milkman professes to sell his milk at cost price but he mixes it with water and thereby gains 25%. The percentage of water in the mixture is -
1) 4%
2) 6%
3) 20%
4) 25%
Q. A man bought goods worth Rs 5000 and sold half of them at a gain of 10%. At what gain percent must the sell the remainder so as to get a overall gain of 25%?
1) 35%
2) 45%
3) 40%
4) Cannot be Determied
Q. A shopkeeper has to sell 24 KG of sugar. He sells a part of these at a gain of 20% and the rest at a loss of 5%. If on the whole he earns a profit of 10% the amount of Sugar sold at a loss is?
1) 7.5
2) 9.6
3) 10
4) Cannot be Determined
Q. In what ratio must oil at Rs 62 per kg be mixed with oil of Rs 72 per kg, so that the mixture must be worth Rs 64.50 per kg?
1) 1:3
2) 1:2
3) 3:1
4) 4:1
Q. A mixture of milk and water measures 60 ltr. It contains 20% water. How many litres of water should be added to it so that water may be 25%?
1) 6 ltr
2) 4 ltr
3) 8 gallons
4) 10 ltr
Q. Find the ratio in which rice at Rs. 7.20 a kg be mixed with rice at Rs. 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.
1) 1 : 3
2) 2 : 3
3) 3 : 4
4) None of these
Q. How many kilogram 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?
1) 36 kg
2) 42 kg
3) 54 kg
4) 63 kg
Q. 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 kg?
1) 3 : 7
2) 5 : 7
3) 7 : 3
4) 7 : 5
Q. A milk vendor has 2 cans of milk. The first contains 25% water and the rest milk. The second contains 50% water. How much milk should he mix from each of the containers so as to get 12 litres of milk such that the ratio of water to milk is 3 : 5?
1) 4 litres, 8 litres
2) 6 litres, 6 litres
3) 5 litres, 7 litres
4) 7 litres, 5 litres
Q. In what ratio must a grocer mix two varieties of tea worth Rs. 60 a kg and Rs. 65 a kg so that by selling the mixture at Rs. 68.20 a kg he may gain 10%
1) 3 : 2
2) 3 : 4
3) 3 : 5
4) 4 : 5
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