Math, asked by subhkarmankhattr, 7 months ago

A door of length 4 m and breadth 3 m is fitted in the wall. The length of the wall is 15.4 m and width is
123 m. Find the remaining area of the wall. Also, find the cost of whitewashing the wall at the rate of 20
per m​

Answers

Answered by savitakale1487
3

(this is the example of the answer so we can do like this)

Area be to white washed = area of the wall - area of the door

= l×b - l×b

= 15.4×123 - 4×3

= 1894.2 - 12

= 188.2

Cost of white washing 1m² = Rs 20

Cost of white washing 14.20m² = 188.2×20

= Rs 37644

Attachments:
Answered by asharul11026
0

Answer:

= Rs 37644

Step-by-step explanation:

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