Math, asked by krishnakumarroy1250, 4 months ago

a wall dimensions 10m *10m has door frame of dimensions 3m*2m and a window 3/2m*1m find the total labour cost painting 1m2 of the wall is RS 4 per sq.m​

Answers

Answered by shubhamchaudhary1019
2

Step-by-step explanation:

total cost = 4 × {area of a wall - (area of the window + area of the door)}

total cost = 4( 10 ×10m2 - ( 3m×2m + 3/2m ×1m )

total cost = 4 ( 100m2 - ( 6m2+3/2m2)

total cost = 4 ( 100m2- 15/2m2)

total cost = 4 × 185/2

total cost = 2 × 185

total cost = ₹ 370...ans

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