The number of students inclasses P, Q, R and S is 6:5:3:2respectively. The total marksscored by P, Q, R and S is10:6:8:9 respectively. Differencebetween the average marksof class with highest averagemarks and class with lowestaverage marks is 363 marks. Ifthe class with lowest averagemarks is removed from theschool, what is the averagemarks of the remaining classestaken together?

Answered: The number of students in classes P, Q,…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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