Скачать или смотреть A dome of a building is in the form of a hemisphere. From inside, it was white-washed at the cos...

Question From - NCERT Maths Class 9 Chapter 13 EXERCISE 13.8 Question – 8 SURFACE AREAS AND VOLUMES CBSE, RBSE, UP, MP, BIHAR BOARD

QUESTION TEXT:-
A dome of a building is in the form of a hemisphere. From inside, it was white-washed at the cost of Rs 498.96. If the cost of white-washing is Rs 2.00 per square metre, find the (i) inside surface area of the dome, (ii) volume of the air inside the dome.

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