## TNPSC Group Exam Maths Questions with Solutions PDF – Ratio and Proportion:

Aptitude and Mental Ability questions are more important for the TNPSC Group Exams. You will get 25 marks from that Aptitude and Mental Ability portion. Students who are preparing for the TNPSC Group exam concentrate more on the Maths – Ratio and Proportion Questions and Answers part. you will easily score more marks in the Mental Ability part. For student’s benefit, we upload aptitude and mental ability English and Tamil questions and answers in PDF for download. Go through TNPSC Aptitude Shortcuts in order to save time in the prelim exam. TNPSC aspirants can download and use it for the group exam. kindly download TNPSC Maths PDF given below:

The TNPSC Maths – Ratio and Proportion sum questions and answers are provided along with the PDF on this page. TNPSC aptitude study material in English and Tamil PDF available with question answers. Also, see Aptitude Shortcuts so that you will clear/solve question answers easily. TNPSC maths questions and answers in Tamil and English PDF have given below:

Check the link for more questions and answers on Maths Area – TNPSC Maths Ratio and Proportion Interest PDF

Check the TNPSC Group Exam Maths Ratio and Proportion Questions and Answers below,

### TNPSC Maths Ratio and Proportion Problem Question with Solutions

1. If 2 : 3 and 4 : ___ are equivalent ratios, then the missing term is

a) 6 b) 2

c) 4 d) 3

2. If a barbie doll costs Rs.90, then the cost of 3 such dolls is Rs. ___________.

a) 260 b) 270

c) 30 d) 93

3. A heater uses 3 units of electricity in 40 minutes. How many units does it consume in 2 hours?

a) 9 b) 10

c) 7 d) 8

4. If x/y = 3/5  then 5x +2y / 5x – 2y is equal to

a) 3 b) 5 c) 2/5 d) 5/2

5. If x : y = 5 : 2, then (8x + 9y) : (8x + 2y) is :

a) 22 : 29 b) 26 : 61

c) 29 : 22 d) 61 : 26

6. A horse and two cows together cost Rs.680 . If a horse cost Rs.80 more than cow then the ratio of cost of horse and cow is ?

a) 7 : 5 b) 5 : 7

c) 8 : 9 d) 9 : 8

7. Which of the following is the smallest ratio?

7 : 13, 17 : 25, 7 : 15, 15 : 23

a) 7 : 13 b) 17 : 25

c) 7 : 15 d) 15 : 23

8. The ratio of three numbers is 3 : 4 : 5 and the sum of their squares is 1250. The sum of the number is:

a) 30 b) 50

c) 60 d) 90

9. Three numbers are in the ratio 2:3:5 . The first number, the second number reduced by 5 and the third number form an arithmetic sequence. Then the numbers are

a) 10, 15, 25 b) -20, -30, -50

c) 7, 10, 14 d) -10, -5, -7

10. If a man walks 2 km in 15 minutes, then he will walk ___________ km in 45 minutes. (in km)

a) 10 b) 8

c) 6 d) 12

11. Ratio of 3m to 200cm = __________.

a) 3 : 2 b) 2 : 4

c) 4 : 2 d) 2 : 3

12. Sum of squares of three positive numbers is 608 and they are in the ratio 2 : 3: 5 Then, Find the numbers

a) 6, 9, 15 b) 8, 12, 20

c) 10, 15 , 25 d) 14, 21, 35