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Practice Ratio and proportion Questions and Answers

Two years ago the ratio of annual salary of three friends P, Q and R is 4 : 3 : 5. Every year since then the salary of P, Q and R increases by 10%, 12% and...
The ratio of P :Q is 3 : 5 and that of Q : R is 4 : 7. If P equals 2400, then what is the value of R?
If 3 kg of metal, of which 1/4 is aluminium and the rest is magnesium, be mixed with 5 kg of metal, of which 1/3 is aluminium and the res...
50 litres of a mixture of milk and water contains 14 litres more milk than water. 8 litres water is added to it. The ratio of milk to water in the new mixt...
120 is divided into two parts in such a way that the sixth part of the first part and the seventh part of the second are in the ratio 5 : 6. How much perce...
Reena and Priyanka bought a chocolate. Priyanka break the chocolate in two parts and Reena observes that the ratio of length of these two parts is same as ...
Divide 297 into two parts such that one may be to the other as 2:9. ...
84 is divided into two parts in such a way that the fourth part of the first part and the fifth part of the second are in the ratio 1 : 2. The first part i...
The ratio of P’s to Q’s salary is 5 : 7. If Q’s salary is increased by 35%, his total salary becomes Rs. 52,920. What is the salary of P? ...
The ratio of the monthly salary of Supriya to that of Mohini is 3 : 5. Supriya and Mohini both save 30% and 42% respectively of their monthly salaries resp...
A certain amount of money is to be divided among Ramu, Raj and Aman in the ratio of 1: 3: 9 respectively. If the amount received by Aman is Rs 360 more tha...
The boys and girls in a college are in the ratio 3:2. If 15% of the boys and 25% of the girls are adults, then adults are approximately how much % less tha...
P and Q together have Rs 2,420. If 8/15 of P’s amount is equal to 4/5 of Q’s amount, how much amount does Q have?
The ratio of the monthly salary of Supriya to that of Mohini is 3 : 5. Supriya and Mohini both save 30% and 42% respectively of their monthly salaries resp...
Divide Rs. 2541 among Deepa and Deepak in the ratio (11/8) : (11/6) ?
The ratio of the number of girls to the number of boys in a school of 990 students is 2 : 7. If 20 boys left the school, find how many new girls may be adm...
A sum of money is divided in the ratio of 5:9. If the smaller part is 405. Find the larger part.
A sum of money is divided in the ratio of 2 : 5. If the larger part is 315. Find the smaller part.
A sum of money is divided in the ratio of 4:9. If the larger part is 153. Find the smaller part.
A sum of money is divided in the ratio of 5 : 6. If the larger part is 192. Find the smaller part. ...
A sum of money is divided in the ratio of 5 : 12. If the smaller part is 380. Find the larger part.
Rs 1215 is divided among 6 men, 5 women and 3 boys so that the share of a man, a woman and a boy may be in the ratio of 5:6:7. What is the share of a woman...
A stone worth Rs.3800 drops and breaks with weight in the ratio 2:3:5. The price of stone is directly proportional to square of its weight. Find the total ...
A box contains the coins of 5p, 10p and 25p are in the ratio 3:4:6. If there is Rs. 82 in all, how many 10p coins are there?
Three numbers A, B and C are in the ratio of 10 : 12 : 17. If sum of these numbers is 429, ratio between the difference of B and A and the difference...
The sum of three numbers is 178. If the ratio of the first to the second is 2:5 and that of second to the third is 7:8, then find the second number.
Rs. 23121 are divided between A and B in the ratio 2:7. What is the difference between thrice the share of A and twice the share of B?
Rs. 23942 are divided between A and B in the ratio 3:7. What is the difference between thrice the share of A and twice the share of B?
The total number of students in a school is 36580. If the ratio of boys to the girls in the school is 55:63 respectively, then find the total number of gir...
The total number of students in a school is 21980. If the ratio of boys to the girls in the school is 70:87 respectively, then find the total number of gir...
The total number of students in a school is 20020. If the ratio of boys to the girls in the school is 73:81 respectively, then find the total number of gir...
The total number of students in a school is 24600. If the ratio of boys to the girls in the school is 75:89 respectively, then find the total number of gir...
The total number of students in a school is 18644. If the ratio of boys to the girls in the school is 73:85 respectively, then find the total number of gir...
The total number of students in a school is 20100. If the ratio of boys to the girls in the school is 63:71 respectively, then find the total number of gir...
If 50% of a certain number is equal to 3/5th of another number, what is the ratio between the numbers?
If 35% of a certain number is equal to 3/4th of another number, what is the ratio between the numbers?
If 60% of a certain number is equal to 2/3rd of another number, what is the ratio between the numbers?
If 60% of a certain number is equal to 2/5th of another number, what is the ratio between the numbers?
The ages of A, B and C are in the ratio of 4:7:9 respectively. If the sum of their ages is 40 years, then find the age of B.

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