TYPE-1
1) Zinc and Copper are in the Ratio 5:3 in 400gm of an alloy. How much of copper should be added to make the ratio 5:4.—–a)72, b)200, c)50, d) 66
2)The Ratio of milk and water in 55kg of a mixture is 7:4, The quantity of water that must be added to make the ratio 7:6 is:———a)15kg,b)10kg,c)5kg,d)12kg.
3)In a particular type of alloy the ratio of lead to tin is 5:6. The amount of lead should be added to 12.1 kg of this material to make the ratio 1:1 is:——a)1.1kg,b)1kg,c)0.9kg, d)1.5kg
4) A mixture contains alcohol and water in the ratio 4:3. If 5 liters of water is added to the mixture the ratio becomes 4:. The quantity of alcohol in the given mixture is:—–a)3L,b)4L,c)15L, d)10L.
5)In two alloys A and B the ratio of zinc to tin is 5:2 and 3:4 respectively. 7 kg of the alloy A and 21 kg of the alloy B are mixed together to form a new alloy What will be the ratio of Zinc and tin in the new alloy. a)2:3, b) 1:1, c)2:1, d)1:2.
6) Cooper and ZInc are in the ratio 2:3 in 200 gms of an alloy. The quantity of copper to be added to it to make the ratio 3:2 is:—a)100, b)120,c)125, d)150.
7)In a certain quantity of mixture the ratio of acid and water is 3:2.If 5 liters of each acid and water is added to it, the ratio of Acid to water becomes 7:5. The quantity of present mixture is:— a)50, b)60,c)70,d)80.
8) A milkman has a mixture of milk in which milk and water is 5:3. He sells 40 liters of mixture then he adds up 15 liters of pure water. Now the ratio of milk and water is 5:4. What is the new quantity of mixture. a)72 liter, b)270, c)135, d) None.
9) A mixture contain alcohol and water in the ratio 3:4. If 14 liter of water is added to the mixture the ratio of alcohol and water becomes 4:3. Find the quantity of alcohol in the mixture. a) 35L,b)18L,c)24L,d)29L
10) The ratio of boys and girls in a school is 4:5, when 100 girls leave the school. The ratio becomes 6:7.How many boys are there in the school. a)1800,b)1200, c)1000,d)1500.
11)The Ratio of boys and girls in a school is 3:2. when 3 more girls join the school this ratio becomes 6:5. How many boys are there in the school. a)15,b)19,c)18,d)12.
12)In a class the number of boys and girls in the ratio of 4:5. If 10 more
boys join the school this ratio becomes 6:5. How many girls are there in the school.a)20,b)30,c)25 d) None of these.
13)In a mixture of 30L, the ratio of milk and water is 2:1, If this ratio is to be 1:2, Find out the quantity of water to be further added:–a)30L,b)35L,c)25L,d)40L
14)In a mixture of 25 liters, the ratio of acid to water is 4:1. Another 3
Liters of water is added to the mixture. The ratio of acid to water in the new mixture is:-a)5:2, b)2:5, c)3:5,d)5:3.
15) A Cask contains a mixture of 49 liters of wine and water in the
proportion 5:2. How much water must be added to its so that the ratio of wine and water may be 7:4:-a)3,b)6,c)7, d)None of these.
TYPE-2
1)The Ratio of Land & Water in the whole world is 1:2. If this ratio in the northern Hemisphere be 2:3, Then the ratio of the land and water in the Southern Hemisphere is:- a)3:4,b)4:3,c)4:7,d)4:11.
2) The proportion of acid and water in 3 samples is 2:1, 3:2 & 5:3. A mixture containing equal quantities of all 3 samples is made. The ratio of water and acid in the mixture is:-a)227:133,b)227:120,c)133:227,d)120:133.
3)Equal quantities of three mixtures of milk and water are mixed in the ratio of 1:2,2:3 & 3:4. The Ratio of water and milk in the mixture is:-a)193:122,b)122:193,c)61:97,d)137:178.
4)If there is reduction in the number of workers in a factory in the ratio 15:11 and an increment in their wages in the ratio 22:25, then the ratio by which the total wages off the workers should be decreased is:- a)6:5,b)5:6,c)3:7,d)3:5.
5)The number which must be added to each term of the ratio 37:29, so that the new ratio becomes 8:7:- a)26,b)72,c)21,d)27.
6)A watermelon is cut into three pieces in the ratio of 3:5 by weight. The Bigger of the two is further cut in the ratio 5:7 by weight. Find the ratio of each of the three pieces.a)3:5:7.b)36:25:35,c)15:25:26,d)5:7:9.
7)The acid and water in two vessels A & B are in the ratio 4:3 and 2:3. In what ratio should the liquids in both the vessels be mixed to obtain a new mixture in vessel C containing half acid and half water. a)7:5,b)5:7,c)7:3,d)7:9.
8)Two vessels P and Q contain milk and water mixed in the ratio of 5:3 and 2:3, respectively. When these mixture are mixed to form a new mixture containing half milk and half water, then find the ratio in which P&Q are mixed.a)4:5,b)2:5,c)1:4,d)5:2.
9)The ratio of number of student studying in schools A,B&C is 5:6:8. If the number of students in each of the schools is increased by 30%,25% & 25%, respectively, What will be the new ratio of the numbers of students in Schools A,B&C.a)13:15:20,b)15:20:13,c)20:13:15,d)15:13:20
10)In a college the number of students studying History,Economics and Mathematics are in the ratio of 4:7:9. If the number of student in history, Economics and Mathematics be increased by 30%,20%&40% respectively, What will be the new ratio:-a)63:42:26,b)42:26:63,c)26:42:63,d)63:26:42.
Type-3
1)The sum of ages of father and son is 100 yr now. 5 Years ago their ages were in the ratio of 2:1. Find the ratio of the ages of father and son after 10 yr:-a)4:3,b)5:3,c)3:5,d)10:7.
2)The average age of a women and her daughter is 16 year. The ratio of their ages is 7:1. What is the women’s age:-a)4,b)28,c)32,d)6
3) The ages of A and B are in the ratio of 12:7. After 6Yr the ratio of their ages will be 3:2. What is the difference in their ages:- a)8,b)12,c)9,d)10
4)The ratio of present age of Sita and Geeta is 8:9. The sum of their ages is 68. What will be the respective ratio of their ages 10yrs hence :-a)23:14,b)15:16,c)3:7,d)21:23
5)The ratio between the present ages of Punit and Suresh is 4:5 respectively. After 7 Yrs Punit’s age will be 31 yr. What was Suresh’s age four years ago.A)26,b)28,c)14,d)30.
6)The ratio of present age of Ravi and Vinay is 7:15, respectively. 2 Year from now, Vinay’s age will becomes twice the age of Ravi. What was the difference between their ages 5 yr ago.a)13yr,b)16yr,c)11yr,d)18yr.
7)Tthis he present age of A & B is 4:5. 18 Years ago, this ratio was 11:16. Find the sum of total of their present ages:-a)90yr,b)105yr,c)110yr,d)80.
8)The ratio of Maya and Chaya is 6:5 at present and 15 years from now, the ratio will get changed to 9:8, then find Maya’s present age:-a)24,b)30,c)20,d)15.
9)The ratio of the age of a father to that of his son is 5:2. If the product of their ages in years is 100, then he father’s age after 10 years will be a)50,b)60,c)80,d)100
10)The present age of a father and his son is 7:2, After 5 years the age of son will be 37% of the age of his father. The present age of the father is:-a)28,b)35,c)42,d)49.
Type-4
1)A bag contains Rs1,50Paise & 25Paise coins in the ratio of 8:9:11. If the total money in the bag is 366, find the number of 25 Paise coins.a)264,b)364,c)241,d)245.
2)Vinay has coins of the denomination of Rs1, 50P and 25P in the ratio 12:10:7. The total worth of the coins is 75Rs. Find the number of 25 P coins that vijay has:-a)48,b)72,c)60,dd)None of these.
3)A beggar had 10P,20P and 1Rs coins in the ratio of 10:17:7 respectively. at the end of the day. If that day he earned a total of Rs57, How many twenty Paise coins did he have a)114,b)171,c)95,d)85.
4)Rs 378 coins consist of one Rupee, 50P and 25P coins whose values are in the ratio of 13:11:7.the number of 50Paise coins will bea)132,b)128,c)136,d)133
5)Rs 180 contained in a box consist of 1Rs, 50P, and 25P coins in the ratio of 2:3:4. What’s the number of 50P coins.a)60,b)120,c)150,d)180.
6)465 coins consist of 1Rs,50P and 25P coins.Their values are in the ratio 5:3:1. Find the number of 50P coins.a)168,b)186,c)176,d)167.
7)A sum of Rs 11.70 consist of rupee, 50P and 5P coins in the ratio 3:5:7. Find the number of 5P coins.a)15,b)14,c)25,d)16
8)In a bag there are coins of Rs1, 50P and 25P in the ratio 2:3:4. If the sum of the total rupees is 180. find the total number of 50P coins.a)180,b)150,c)120,d)240.
9)In a bag there are 340 coins of Rs1,50P and 25P in the ratio of 5:4:1. Then the number of coins of respectively area)80,60,100,b)100,60,80,c)160,100,80,d)100,80,60.
10)In a beg there are 420 coins of Rs1,50P and 25P in the ratio of 2:3:5 then find the number of coins of Rs1. a)90,b)300,c)30,d)20
Type-5
1)A & B have monthly incomes in the ratio 5;6 and monthly expenditure in the ratio 3:5. If they save Rs 1800 and Rs 1600 respectively, find the monthly income of B. a)Rs3400,b)Rs2700,c)1720,d)7200.
2)The incomes of A,B & C are in the ratio of 7:9:12 and their spending are in the ratio 8:9:15.If A saves 1/4 of his income, then the savings of A,B and C are in the ratio a)56:99:69,b)69:56:99,c)99:56:69,d)99:69:56.
3)The income of A and B are in the ratio 3:2 and their expenditures are in the ratio 5:3.If each saves rs 2000, what is their income of A. a)5000,b)8000,c)10000,d)12000
4)The income of Ram and Shyam are in the ratio 8:11 and their expenditures are in the ratio 7:10. If each of them saves Rs500, What is the expenditure of Shyam. a)3000,b)4000,c)5000,d)6000
5)The ratio of weekly income of A and B is 9:7 and the ratio of their expenditure is 2:3. If each of them saves Rs 12.000 per month, then monthly income of A is:-a)3600,b)3200,c)4800,d)5600.
6)The ratio of monthly incomes of A and B is 3:4 and the ratio of their monthly expenditure is 2:3. If each of them saves Rs12,000 per month, then monthly income of A is:a)24000,b)36000,c)48000,d)6000.
7)Ratio of income of A and B is 4:5 and ratio of their expenditure is 3:4. If each A and B save Rs 1500, then the income of B is:-A)6000,b)7500,c)5500,d)5000
8)A and B have monthly incomes in the ratio 6:5 and their monthly expenditure in the ratio 4:3. If they save Rs1600 and Rs1800 respectively per month, then the monthly income of B is;-a)7200,b)5800,c)6400,d)6000.
9)A and B’s income are in the ratio 3:2 and their expenses are in the ratio 5:3. If each of them saves Rs 2000, Then the income of A is :- a)8000, b)10000,c)12000,d)15000.
10)The incomes of A and B are in the ratio 2:3 and their expenditure are in the ratio 1:2. If each saves Rs 24000. Find A’s income:- a) 24000,b)72000,c)19200,d)48000.
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