Math, asked by harish90, 1 year ago

find the cost of painting a cuboid of dimensions 20 cm into 15 centimetre into 12 centimetres 5 per paisa
square centimetre


temptation: it will cost Rs.1500

Answers

Answered by saran05
10
₹6.2
hope this is correct
Answered by shiva139
30
Area of cuboid = 2(lb+bh+hl)
= 2(20*15+15*12+12*20)
= 2(300+180+240)
= 2(720) = 1440 cm square
Total Cost of painting = 1440*0.05(in Rupee)
= 72 Rs

harish90: how the 1400 * 0.05 is came
harish90: sorry it is correct
harish90: Thank u
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