The cost of papering the four walls of room 12m long at 6.50 per square metre is ₹ 1638 and the cost of matting the floor at ₹ 3.50 per square meter is ₹378 . find the height of the room.
Add an Answer
More Questions From This User See All
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Step-by-step explanation:
length of room (l)=12m
area of floor =l×b=12×b
Total cost of matting floor =12×b×3.50=378
42b=378
b=9m
Area of walls of the room =2h(l+b)
=2h(12+9)
=42hm
2
Total cost of papering walk =42h×6.50=1638
273h=1638
h=6m.
Answer:
sodium chloride wali ka and hai ( by converting it into amalgams ) amalgam is aloy with mercury