Question

the dimension of a cuboid is 10 × 6 × 4 find the cost of painting it at rs 1 per square unit​

Answer 1

Answer:

240 so this is your answer

Answer 2

Answer:

Step-by-step explanation:

R.E.F image

Surface area

=2(lb+bh+lh)

=2(20×15+15×12+20×12)

=600+360+480

=1440cm  

2

 

Cost =1440cm  

2

=  

cm  

2

 

0.02Rs

​  

=72R