# Aptitude Questions: Ratio & Proportion Set 4

Hello Aspirants. Welcome to Online Quantitative Aptitude section in AffairsCloud.com. Here we are creating question sample in **Ratio & Proportion** , which is common for all the competitive exams. We have included Some questions that are repeatedly asked in exams !!

**A school has 4 sections of class 12, such that half the number of students of 1st section, 1/3rd of 2nd section, 1/4th of 3rd section and 1/5th of the 4th section are equal. If total number of students in class 12 is 420, find the number of students in sections 1st and 2nd.**

A) 180

B) 120

C) 240

D) 150

E) 260

**The income of A, B, and C are in the ratio 3 : 4 : 7. If their incomes be changed such that the new income of A is 50% increased, 25% increased for B and 25% decrease for C. Find the ratio of their new incomes.**

A) 18 : 40 : 23

B) 17 : 12 : 21

C) 18 : 20 : 21

D) 28 : 20 : 21

E) None of these

**A, B and C divide Rs 4200 among themselves in the ratio 7 : 8 : 6. If Rs 200 is added to each of their shares, what is the new ratio in which they will receive the money?**

A) 9 : 8 : 7

B) 8 : 9 : 7

C) 8 : 9 : 8

D) 9 : 10 : 8

E) 7 : 9 : 8

**The ratio of the monthly salaries of A and B is in the ratio 15 : 16 and that of B and C is in the ratio 17 : 18. Find the monthly income of C if the total of their monthly salary is Rs 1,87,450.**

A) Rs 66,240

B) Rs 72,100

C) Rs 62,200

D) Rs 65,800

E) Rs 60,300

**The ratio of the incomes of A and B last year was 9 : 13. Ratio of their incomes of last year to this year is 9 : 10 and 13 : 15 respectively. The sum of their present incomes is Rs 50,000. What is the present income of B?**

A) Rs 32,000

B) Rs 24,000

C) Rs 20,000

D) Rs 30,000

E) None of these

**A sum of Rs 315 consists of 25 paise, 50 paise and 1 Re coins in the ratio 3 : 4 :6. What is the number of each kind of coin respectively?.**

A) 216, 144, 27

B) 108, 144, 216

C) 27, 72, 216

D) 120, 35, 108

E) 102, 150, 210

**Rs 650 was divided among 3 children in the ratio 2 : 4 : 7. Had it been divided in the ratio 1/2 : 1/4 : 1/7, who would have gained the most and by how much?**

A) C, Rs 246

B) C, Rs 264

C) B, Rs 18

D) A, Rs 246

E) A, Rs 264

**The ratio of the number of boys to the number of girls in a school is 6 : 5. If 20% of boys and 45% of girls come by bus to school, what percentage of students opt transport other than bus to come to school?**

A) 68 9/11%

B) 68 7/11%

C) 72 7/11%

D) 73%

E) 73 5/11%

**The incomes of A and B are in the ratio 1 : 2 and their expenditures are in the ratio 2 : 5. If A saves Rs 20,000 and B saves Rs 35,000, what is the total income of A and B?**

A) Rs 30,000

B) Rs 90,000

C) Rs 90,000

D) Rs 60,000

E) Rs 80,000

**Rs 5750 is divided among A, B, and C such that if their share be reduced by Rs 10, Rs 15 and Rs 25 respectively, the reminder amounts with them shall be in the ratio 4 : 6 : 9. What was C’s share then?**

A) Rs 2700

B) Rs 2725

C) Rs 2750

D) Rs 2625

E) None of these

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