class 9 Unit 7 Ex- 7.3 Q9a) Mensuration (iii): Cylinder and Sphere compulsory Maths solutions Vedanta publication class 9 and 10

 

9a) A room is two times longer than its breadth and it contains 360 m³ of air. If the cost of plastering its floor at Rs 40 per sq. metre is Rs 2,880, find the cost of plastering its walls at Rs 45 per sq. metre.

class 9 Unit 7 Ex- 7.3 Q9a) Mensuration (iii): Cylinder and Sphere compulsory Maths solutions Vedanta publication class 9 and 10

Video link in YouTube: https://youtu.be/jjrv3PhTaeY?si=v7as3fTyjIoAPaxg

Playlist in YouTube for exercise 7.3 = https://youtube.com/playlist?list=PLvsA0E-lO06Gizxml_lFTGfc81COe_pzk&si=LHtfLkaSFo4Y7wys