Question

the dimensions of a cuboidal box are 6m × 400cm × 1.5m. find the cost of painting its entire outer surface at the rate of ₹22 per cm.

Answer 1

TSA OF CUBOID= 2(lb+bh+hl)

L=6

B=400

H=1.5

2(6×400+400×1.5+1.5×6)

2(2400+600+9)

2×3009

6018cm^2

Cost of painting=6018×22

132396rupees

Answer 2

Answer:

Step-by-step explanation:

Tsa = 2(lb + bh + hl)

=2(6×4 + 4×1.5 + 1.5×6)

=2(39)

=78m2

=78×100×100cm2

=780000cm2

Cost of covering =780000/22

=35454.54/-