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 !!

**Divide Rs.2340 into three parts, such that first part be double that of second part and second part be 1/3 of the third part.Find the Third part amount?**

A.Rs.780

B.Rs.1170

C.Rs.750

D.Rs.390

E.None of theseAnswer –**B.Rs.1170**

**Explanation :**

First: Second: Third = 2:1:3

Third part = 3*2340/6 = 1170**The ratio of income of A and B is 2:3. The sum of their expenditure is Rs.8000 and the amount of savings of A is equal to the amount of expenditure of B.What is the their ratio of sum of income to their sum of savings?**

A.5:3

B.3:2

C.4:3

D.3:1

E.None of theseAnswer -A.5:3

**Explanation :**

2I-E + E = 8000

I = 4000

Sum of their Income = 5*I = 5*4000 = 20,000

Sum of their Savings = 20000-8000 = 12,000

20000:12000 = 5:3**There are 2 containers of equal capacity. The ratio of milk to water in the first container is 4:5 and in the second container is 3:7.If they are mixed up then the ratio of milk to water in the mixture will be**

A.17:63

B.65:96

C.34:75

D.67:113

E.None of theseAnswer –**D.67:113**

**Explanation :**

4+5 = 9=> 40:50

3+7 = 10=> 27:63

40+27 : 50:63 = 67:113**There are two numbers. When 25% of the first number is added to the second number, the resultant number is 1.5times th first number.What is the ratio of 1**^{st}number to the 2^{nd}number ?

A.3:5

B.5:4

C.4:5

D.2:3

E.None of theseAnswer –**C.4:5**

**Explanation :**

A+25/100 + B = 1.5A

A/4 + B = 15A/10

10A+40B/40 =60A/40

10A+40B = 60A

50A = 40B

A/B = 4/5**A bag contains 10p,25p and Rs50p coins in the ratio of 5:2:1 respectively. If the total money in the bag is Rs.120.Find the number of 25p coins in that bag?**

A.160

B.130

C.110

D.90

E.None of theseAnswer –**A.160**

**Explanation :**

10*5 : 25*2 : 50*1 = 50:50:50 = 1:1:1

120/3 = Rs.40

Rs. 1 = 4

Rs.40 = 4*40 = 160 coins**The ratio of Ganesh’s age and his mother’s age is 5:12.The difference of their ages is 21.The ratio of their ages after 4 years will be**

A.3:7

B.6:11

C.4:7

D.19:40

E.None of theseAnswer –**D.19:40**

**Explanation :**

12x – 5x = 21

7x = 21

X = 3

5:12 = 15:36

After 4 years = 19:40**The ratio of students of three classes is 2:3:4. If 12 students are increased in each classes then their ratio turns into 13:18:23. What was the total number of students in all the three classes originally ?**

A.250

B.215

C.225

D.190

E.None of theseAnswer –**C.225**

**Explanation :**

50:75:100

15 students increased

65:90:115 => 13:18 :23

Total no of students = 50+75+100 = 225**Ravi and Govind have money in the ratio 5 : 12 and Govind and Kiran also have money in the same ratio 5 : 12. If Ravi has Rs. 500, Kiran has**

A.Rs.2500

B.Rs.2880

C.Rs.1850

D.Rs.3100

E.None of theseAnswer –**B.Rs.2880**

**Explanation :**

Ravi : Kiran = 5/12* 5/12 = 25/144

Kiran = 144*500/25 = 2880**A town with a population of 1000 has provision for 30days, after 10 days 600 more men added, how long will the food last at the same rate ?**

A.12 days

B.14 ½ days

C.12 ½ days

D.15 days

E.None of theseAnswer –**C.12 ½ days**

**Explanation :**

1000*20/1600 = 12 1/2 days**A man spends Rs.2480 to buy lunch box Rs.120 each and bottles at Rs.80 each,What will be the ratio of maximum number of bottles to lunch box are bought ?**

A.13:12

B.11:13

C.9:12

D.7:10

E.None of theseAnswer –**A.13:12**

**Explanation :**

Check the ans using option

13*80+ 12*120 = 1040+1440 = 2480

**Note : Dear Friends if u know an alternate methods or shortcuts related to any chapter, you can share here.**

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