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190. A company uses 2.3 pounds of a certain chemical to manufacture 240 ponds of its product. How many pounds of this chemical will be required to manufacture 2,000 pounds of the product ?
191. A bar of gold and copper alloy, mass 350 gm contained 76% gold. It was alloyed with another bar of gold and copper alloy and the resulting alloy of mass 1050. gm. contained 84% gold What percentage of gold did the second bar contain ?
192. the capacity of three vessels A,B and C is in the ratio 1:2:3. these vessels contain milk and water in the ratio 4:1,3:2 and 2:3 respectively (the vessels are filled with the milk - water solution to the brim). if the milk and water solution of these vessels are emptied together in a bigger vessel, then what will be the ratio of milk and water in the bigger vessel ?
193. A shopkeeper mixes two varieties of pulses to get a mixture of pulse. he uses 1 kg and 4 kg of pulses costing RS.10 and RS.20 per kg respectively. what is the cost of the resultant mixture( in RS. per kg) ?
194. A bag contains only wheat. 5 kg of sand is added to the bag. the resulting mixture has 20% sand by weight. how much sand (in kg) must be added to the bag in order to form a mixture which has 50% wheat bt weight ?
195. A jar full of milk contains 60% water, A part of this milk is replaced by another containing 39% water and now the percentage of water is found to be 46%. The quantity of milk replaced is .
196. Rs. 275 is required to arrange a party for a cricket team of 11 players. What amount will be required if 2 umpires and 5 extra players are also to be invited in the party ?
197. A bag contains only wheat. 5 kg of sand is added to the bag. the resulting mixture has 20% sand by weight. how much sand (in kg) must be added to the bag in order to form a mixture which has 50% wheat bt weight ?
198. A shopkeeper mixes two varieties of pulses to get a mixture of pulse. he uses 1 kg and 4 kg of pulses costing RS.10 and RS.20 per kg respectively. what is the cost of the resultant mixture( in RS. per kg) ?
199. By selling a shirt for Rs. 75, a man would lose 4%. For what amount should he sell it to gain 20 percent ?
200. the capacity of three vessels A,B and C is in the ratio 1:2:3. these vessels contains milk and water in the ratio 4:1,3:2 and 2:3 respectively(the vessels are filled with the milk- water solution to the brim.) if the milk and water solution of these vessels are emptied together in a bigger vessel, then what will be the ratio of milk and water in the bigger vessel?
201. The cost price of 3 kinds of sugar are Rs.5, Rs.6 and Rs.6.80 respectively. In what proportion should they be mixed so that the price of the mixture may be Rs. 6.50 per bag ?
202. the capacity of three vessels A,B and C is in the ratio 1:2:3. these vessels contain milk and water in the ratio 4:1,3:2 and 2:3 respectively (the vessels are filled with the milk - water solution to the brim). if the milk and water solution of these vessels are emptied together in a bigger vessel, then what will be the ratio of milk and water in the bigger vessel ?
203. A bag contains only wheat. 5 kg of sand is added to the bag. the resulting mixture has 20% sand by weight. how much sand (in kg) must be added to the bag in order to form a mixture which has 50% wheat bt weight ?
204. A box originally cost Rs. 50.00. The box was offered for sale at 108% of its cost. After a week the price was discounted 10% and the box was sold. The box was sold for ?
205. A small shopkeeper reported that profits for the year 1993 had declined by 7% to Rs. 102,500 To the nearest rupee, calculate the profit for the year 1992.
206. By selling a product for Rs. 25, Ram gains 25%. The cost price is....?
207. If 10 dozen pens cost Rs. 648, what do 33 pens cost ?
208. A solution has milk and water in the ratio 5 : 3. Six litres are drawn out and replaced with six litres of water.As a result, the ratio of milk to water becomes 3 : 5.Find the volume of the solution.
209. Romi, Somi and Manu started a shop by investing Rs. 8100 and Rs. 7200 respectively. At the end of one year the profit was distributed. If Somi's share was Rs. 3600, what was their total profit ?
210. A company makes a profit of 7% selling goods which cost Rs. 2000; it also makes a profit of 6% selling a machine which cost the company Rs. 5,000. How much total profit did the company make on both transactions ?
211. A man sold an article at a loss of 10% Had he sold it for Rs. 300 more would have gained 20% The cost price of the article is...?
212. A man bought a toy for Rs. 112 and sold it for Rs. 164. What fraction of the selling price was his profit ?
213. A bag contains only wheat 5 kg. of sand is added to the bag. the resulting mixture has 20% sand by weight. how much sand (in kg) must be added to the bag in order to form a mixture which has 50% wheat by weight?
214. By what rule is the ratio of the mixture of two ingredients given?
215. A man bought 5 apples for Rs. 3 and sold each for Rs. 2. How much did he gain ?
216. A creditor received 86p in a rupee and thereby lost Rs. 112. How much was due to him ?