12th Class Math Quiz Ranking Challenge

Attempt National Level 12th Class Mathematics Quiz Ranking Competition of 2025 – Dive Into the World of Numbers and Logic for Free!

Step into the realm of mathematics and challenge your numerical intellect! The International 12th Class Mathematics Quiz Ranking Competition of 2024 extends a golden opportunity for all math enthusiasts to demonstrate their expertise and connect with peers from around the globe. No registration fee; just pure mathematical zeal!

12th Class Math Quiz Ranking Challenge

Report a question

You cannot submit an empty report. Please add some details.

Time: 30 Minutes for 20 Question.

Class 12th Math Quiz Contest [June 2025]

The number of attempts remaining is 1

1.

2. If the volume of a sphere is increasing at a constant rate, then the rate at which its radius is increasing is
(a) a constant
(b) proportional to the radius
(c) inversely proportional to the radius
(d) inversely proportional to the surface area

3.

4.

5.

6.

7.

8.

9.

10.

11. The sides of an equilateral triangle are increasing at the rate of 2cm/sec. The rate at which the are increases, when side is 10 cm is
(a) 10 cmВ/s
(b) v3 cmВ/s
(c) 10v3 cmВ/s
(d) 10/3 cmВ/s

12.

13.

14.

15.

16.

17.

18.

19.

20.

Insert Full Name with other details for certificate and list on the rankers page/group.

Your score is

0%

Post your percentage in comments below with #IamRanker and Upload your certificate on IamRanker Group of FB and LinkedIn for final approval check. Join Now Facebook IamRanker Group and LinkedIn IamRanker Group.

Sanjay Kumar

Math educator (6-12) with an MSc from Delhi University and quiz content creator at QuizRanker.in.