Today’s Question of the Day

The radius of two concentric circles is 16 cm and 12 cm respectively. Find the area of the ring ?
  • 352 sq.cm
  • 284 sq.cm
  • 176 sq.cm
  • 198 sq.cm
  • 264 sq.cm
Explanation   

Area of the ring = π(R2 – r2).

$\displaystyle \frac{22}{7} (16^2 - 12^2) = \frac{22}{7} \times$ 112 = 352 sq.cm.

Workspace

Popular Blog Posts

Study Tips for Numerical Ability

Candidates preparing for the IBPS exams have to prepare with care and consistency to clear the sectional and overall cutoffs easily. Of the various sections, the numerical ability is an area that has to be suitably focused on. While candidates

Read More

Free Practice Tests for All Competitive Exams in India

examsmate.com provides complete practice tests and questions for IBPS exams, Banks exams, RRB exams, Govt Competitive exams. Apart from offering Online Mock Tests, Previous Exam Papers, we also provide study materials and all the required information related to all the India exams.

Thousands of practice tests and thousands of questions are created by toppers and renowned faculty across the country. We can call this an intelligent platform that continuously provides free practice tests, study materials, and required information for the applicants who are about to take competitive exams in India. We focus on your weak areas to improve faster thereby reducing study cycles.

Why examsmate.com?

We give you flexibility to study, practice and get required information at your own convenience at any time, at any place maintaining the continuity of concepts.

examsmate.com believes in educating job aspirants with the best and simple process of passing the competitive exams in India. We follow three simple and easy steps to crack the exam. First stage comprises of comprehensive concept coverage through various information. i.e. Syllabus, exam patterns, cut-off marks, and etc. Second stage involves Free Practice tests, questions and answers along with explanations. Third stage is offering free Mock tests in timed conditions.