Important Question#!#How to Attempt

Chapter Summary|Important Questions|Important Questions|Important Questions|Summary

Chapter Summary|Important Questions|Important Questions|Important Questions|Summary

Chapter Summary|Important Questions|Important Questions|Important Questions|Summary

Important Questions| Equation Of Angle Bisector|Important Questions|Use Of Image Or Reflection|Important Questions|OMR

Angle Between Pair Of Lines|Important Questions|Homogenization|Important Questions|OMR

Torque- Important Questions|Pully- Important Questions|Equilibrium- Important Quetions|OMR

R-C Circuit|Important Questions|Charging Of A Capacitor|Important Questions

Revision (Important Questions (प्रश्न) Revision (Important Questions (प्रश्न)|सारांश

In a class test (+ 3) marks are given for every correct answer and (–2) marks are given for every incorrect answer and no marks for not attempting any question. (i) Radhika scored 20 marks. If she has got 12 correct answers, how many questions has she attempted incorrectly? (ii) Mohini scores –5 marks in this test, though she has got 7 correct answers. How many questions has she attempted incorrectly? (iii) Rakesh scores 18 marks by attempting 16 questions. How many questions has he attempted correctly and how many has he attempted incorrectly