Math, asked by fairwellspeech10941, 10 hours ago

The internal measurements of a cuboid room are 10m ×8m×4m . On one of its wall three is a window, the meaurement of which
is 2m × 1•5m.Find cost of white washing the four walls of the room ( leaving the window) at rate of ₹55 per sq. m

Answers

Answered by sushmadevi76239
0

Answer:

thats answer

Step-by-step explanation:

volume of cuboid room = a^3

= 10m ×8m×4m

= 320m^3

area of window = 2m × 1.5 m

= 3m^2

area of 3 windows = 3×3m

= 9 m^2

320-9 m

311m^3

cost ... = 311 × ₹ 55

= ₹ 17,105

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