Math, asked by suloreh, 1 year ago

1. A classroom is 7m long 6m wide and 4m high. Find the cost of whitewashing THE INTERIOR WALLS and THE CEILING if the cost/m2 is Rs. 7.25. (Give ALL reasons)

Answers

Answered by apoorvakumari
0
is the and is 1058.5?
Attachments:
Answered by Vegota
0

L=7m

B=6m

H=4m

Therefore, area of 4 wall +area of ceiling = total area of white washing

(2lb+2bh) + lh

=2×7×6+2×6×4+7×4×

=84+48+28

=160m^2

Total cost of white washing = 7.25*160

= RS 1160

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