1 - In a mixture of milk and water, the proportion of milk by weight was 80%. If, in a 180 gm mixture, 36 gms of pure milk is added, what would be the percentage of milk in the mixture formed?
None of these
2 - 15 cattle can graze a field in 20 days 20 cattle can graze 3 such field in how many days?
45
3 - 18 cattle graze a field in 12 days. 6 cattle can graze 3 of such fields in x days. What is x?
108
4 - 18 men can eat 20 kg of rice in 3 days. How long will 6 men take to eat 40 kg of rice?
18
5 - 25 men can consume 250kg of wheat in 20 days. 20 men cang consume how much wheat in 25 days?
250
6 - 5kg food is consumed by 50 chickens in 2 days. 60 chickens will consume how much food in 6 days.
18 kg
7 - 8 litres are drawn from a cask full of wine and is then filled with water. This operation is performed three more times. The ratio of the quantity of wine now left in cask to that of water is 16 : 65. How much wine did the cask hold originally?
24 litres
8 - A camp has provision for 9 days for 500 men. At the end of 3 days 100 more men were admitted. How long will the food now last?
5 days
9 - A family of 12 people had enough provision for 15 days. But 3 guests came for 2 days. How long the provisions will last for?
12.5
10 - A garrison has provision for 30 days for certain men. If 2/3 of them do not attend the mess then the food will last for?
90 days
11 - A garrison has provisions for 40 days. At the end of 5 days half of the men left the garrison. How long the food will last for?
70 days
12 - A garrison has sufficient food for 500 people to survive for 6 days. At the end of 2 days 100 men desert. How long the provisions are sufficient for now?
5
13 - A group of people has provisions for 29 days for 24 men. If after 4 days 1/6 of them desert then food will last for?
30 days
14 - A mixture of 150 liters of wine and water contains 20% water. How much more water should be added so that water becomes 25% of the new mixture?
10 liters
15 - A mixture of 70 litres of milk and water contains 10% water. How many litres of water should be added to the mixture so that the mixture contains 12 1/2% water?
2
16 - A vessel contains 20 liters of a mixture of milk and water in the ratio 3:2. 10 liters of the mixture are removed and replaced with an equal quantity of pure milk. If the process is repeated once more, find the ratio of milk and water in the final mixture
0.37569444444
17 - A vessel of capacity 90 litres is fully filled with pure milk. Nine litres of milk is removed from the vessel and replaced with water. Nine litres of the solution thus formed is removed and replaced with water. Find the quantity of pure milk in the final
72.9
18 - At a ship the food was enough for 50 people. But after 10 days half of the men died due to some viral disease and the food is sufficient for as long as before. How long the food was sufficient for then?
20
19 - At an inn there are provisions sufficient for 20 days for 40 people. At the end of every 10 days 5 people leave off. How many days the provision will be sufficient for new?
none
20 - At any army camp the provisions were stored for 40 days but ten days after the no. of soldiers become double. Now the food lasts for x days. What is x?
15
21 - Certain quantity of food is sufficient for certain number of men for 13 days. After 1 day 2/5 of them desert how long will the food now last?
20 days
22 - 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.
0.085416666667
23 - How many liters of oil at Rs.40 per liter should be mixed with 240 liters of a second variety of oil at Rs.60 per liter so as to get a mixture whose cost is Rs.52 per liter?
160 liters
24 - How much water must be added to a bucket which contains 40 liters of milk at the cost price of Rs.3.50 per liter so that the cost of milk reduces to Rs.2 per liter?
30 liters
25 - If 12 members family spend Rs. 850 in 10 days. Then a family of 8 people will spend Rs. 340 in how many days.
6
26 - If 25 men can eat 150 kg of wheat in 30 days then 45 men can eat 450 kg of wheat in how many days?
50 days
27 - In a camp sufficient food was provided to 500 men to last for 10 days. But after 5 days 200 more men joined. How long the food will last for after joining the 2000 new men?
1
28 - In a can, there is a mixture of milk and water in the ratio 4 : 5. If it is filled with an additional 8 litres of milk the can would be full and ratio of milk and water would become 6 : 5. Find the capacity of the can?
44
29 - In a fort the food was sufficient for two months. After half a month
50 days
30 - In a fort there is enough food sufficient for 1200 men for 10 days. How long the food would have last for if there would have been 1000 men.
12
31 - In a fort there is sufficient food for 600 men for a month. If 400 more men arrive the fort then how long the food is sufficient for now?
18 days
32 - In a hospital there are enough injections sufficient for 15 days. Originally there were 80 patients but 40 more patients appeared. How many days these injections will be sufficient for now?
10
33 - In a hostel mess there is enough food provisions for 1200 boarders for a month. After 15 days half of them leave due to vacations. How long will the food provisions now last?
30 days
34 - In a ship the provisions are sufficient for 800 men for 50 days. How long will these be sufficient for if there would have been 200 more men?
40
35 - In what proportion must water be added to spirit to gain 20% by selling it at the cost price?
0.045138888889
36 - In what ratio must a grocer mix teas 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%?
0.12638888889
37 - 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%?
0.12638888889
38 - In what ratio must water be mixed with milk to gain 16 2/3 % by selling the mixture at cost price?
0.045833333333
39 - In what ratio should two varieties of sugar of Rs.18 per kg and Rs.24 kg be mixed together to get a mixture whose cost is Rs.20 per kg?
0.084027777778
40 - n what ratio should a variety of rice costing Rs. 6 per kg be mixed with another variety of rice costing Rs. 8.75 per kg to obtain a mixture costing Rs. 7.50 per kg?
0.2125
41 - Sharjeel has a container which has a mixture of wine and water in it. Wine and water are in the ratio 4:1. Sharjeel spills some of the mixture by accident. He then replaces the spilled amount with water of same quantity. But now the wine to water ratio be
44930
42 - 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
43 - The ratio in which the price 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 is_________?
0.04375
44 - Two varieties of wheat – A and B costing Rs. 9 per kg and Rs. 15 per kg were mixed in the ratio 3 : 7. If 5 kg of the mixture is sold at 25% profit, find the profit made?
Rs. 16.50
45 - Two vessels P and Q contain 62.5% and 87.5% of alcohol respectively. If 2 litres from vessel P is mixed with 4 litres from vessel Q, the ratio of alcohol and water in the resulting mixture is_______?
0.79513888889
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