Question

The internal measures of a cuboidal room are 12m×18m×4m . find the total cost of whitewashing all four walls ,if the cost of whitewashing is $5 per m square . what will be the cost of white washing if the ceiling of the room is also whitewashed.

Answer 1

Hope this may help u

Answer 2

$\huge\bf{Answer:-}$

Yes

Explanation

Refer the attachment.