Tea worth Rs. 126 per kg and Rs. 135 per 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. 180 Rs. 169.50 Rs. 175.50 Rs. 170 TRUE ANSWER : ? YOUR ANSWER : ?
In what proportion water must be added to spirit to gain 20% by selling it at the cost price? 1:7 1:8 1:6 1:5 TRUE ANSWER : ? YOUR ANSWER : ?
Sugar at Rs. 15 per kg is mixed with sugar at Rs. 20 per kg in the ratio 2 : 3. Find the price per kg of the mixture? Rs. 17 Rs. 19 Rs. 18 Rs. 16 TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio must a mixture of 20% milk strength be mixed with that of 60% milk strength so as to get a new mixture of 25% milk strength? 7 : 1 4 : 1 5 : 2 9 : 2 TRUE ANSWER : ? YOUR ANSWER : ?
The amount of water (in ml) that should be added to reduce 9 ml lotion, containing 50% alcohol, to a lotion containing 30% alcohol is? 6 ml 9 ml 11 ml 15 ml TRUE ANSWER : ? YOUR ANSWER : ?
The cost of Type 1 rice is Rs. 15 per kg and Type 2 rice is Rs.20 per kg. If both Type 1 and Type 2 are mixed in the ratio of 2 : 3, then the price per kg of the mixed variety of rice is Rs. 18.50 Rs. 19.50 Rs. 19 Rs. 18 TRUE ANSWER : ? YOUR ANSWER : ?
8 litres are drawn from a flask containing milk and then filledwith water. The operation is performed 3 more times. Theratio of the quantity of milk left and total solution is 81/625.How much milk the flask initially holds? 10 ltr 20 ltr 30 ltr 40 ltr TRUE ANSWER : ? YOUR ANSWER : ?
In a 48 ltr mixture, the ratio of milk and water is 5:3. How much water should be added in the mixture so as the ratio will become 3:5? 16 lit 8 lit 32 lit 24 lit TRUE ANSWER : ? YOUR ANSWER : ?
In what proportion should water and wine at Rs. 22·50 a liter be mixed to reduce the price to Rs. 18 a liter? 2 : 3 1 : 4 3 : 2 4 : 1 TRUE ANSWER : ? YOUR ANSWER : ?
Some amount out of Rs. 7000 was lent at 6 % p.a. and the remaining at 4 % p. a. If the total simple interest from both the fractions in 5 years was Rs. 1600, the sum lent at 6 % p. a. was ? None of these Rs. 3500 Rs. 5000 Rs. 2000 TRUE ANSWER : ? YOUR ANSWER : ?