Question

if a factory 5,000 pencils are manufactured daily pencil cylinder in shape having length 25 cm and the circumference base is 1.5 CM​

Answer 1

Step-by-step explanation:

Circumference of circle =2πr=1.5

Curved surface area of cylinder =2πrh=1.5(25)=37.5cm

2

1 dm =10 cm

Curved surface =0.375dm

2

One day pencil area in dm

2

=120000(0.375)=45000

Cost of colouring =0.05(45000)= Rs.2250