Question

The internal measure of cuboidal room are 15m*10m*5m. Find the total cost of white washing all the four walls and ceiling of a room if the cost of white washing is 10 per metre square
( I will mark the brainliest whosoever answer my question)​

Answer 1

Answer:

Paramecium caudatum. Size. 120-330 µm. When you look at the shape of this single-cell organism, you can immediately understand why it is also known as the 'slipper animalcule'.

Step-by-step explanation:

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Answer 2

the cured surface area of room = 2h(l+b)

                                                    = 2(5)[15+10]

                                                    =  250 $m^{2}$

the cost of white washing = 250 * 10 = Rs. 2500