With exam season fast-approaching, it’s essential to start thinking about managing, planning, and effectively utilising your time. Revision plays a vital role in scoring good in your examination....
Arithmetic Progression Example Q: The sums of n terms of two arithmetic progressions are in the ratio 5n+4:9n+6. Find the ratio of their 18th terms. ...
What is the Margin of Safety? Suppose a class 11th student need 33 marks to pass a paper. If a student gets exactly 33 marks, then he will be a pass. These 33 marks are called Break-Even-Point Marks. ...