Question

Room contant 675m3.if cost its floor at rs50 per sq. is rs 7500,find the hight of the room.

Answer 1

$\huge\mathbb{\underline{SOLUTION:-}}$

Given, the room contains 675 cm^3 of air..

Cost of carpenting the floor @ rs.50/ sq.m=50

let l,b and h be the length ,breadth and height respectively...

so,50×l×b=7500

or,l×b=7500/50=150..

now,l×b×h=675

implies,h =675/150=4.5m..

Answer 2

Answer:

Refer to the attachment