find the cost of painting the all around the outer surface of a box with lid 60 cm long 40 cm wide and 30 cm height and 50 per 20 CM square
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Answered by
2
Total surface area of a cuboid=2(lb+lh+bh)
=2(100+90+70)
=2×260
=520cm^2
total cost= 520/20×50
=26×50
=1300
Total cost is Rs.1300
=2(100+90+70)
=2×260
=520cm^2
total cost= 520/20×50
=26×50
=1300
Total cost is Rs.1300
Answered by
1
The cost of painting 20 cm square = Rs 50
Therefore cost of painting 10800cm square =
Rs (5/2*10800)=Rs 27,000
The first part is in the attachment
I hope this helps
Therefore cost of painting 10800cm square =
Rs (5/2*10800)=Rs 27,000
The first part is in the attachment
I hope this helps
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