Question

the base of rectangular tank is 21.5 metres long and 10 m broad. find the cost of painting the base of the tank if cost of painting is rs.2.50 per sq m.

Answer 1

area of square=l×b
=21.5×10
=215 sq m
cost for painting 1 sq m=rs 2.50
cost for painting 215 sq m= 215×2.50
=rs 537.5

Answer 2

HEY BUDDY!!!!

HERE'S THE ANSWER..

______________________

Area of rectangle = Length ( L ) × breadth ( B )

L = 21.5 m ; B = 10 m

So , Area of this rectangle

=> 21.5 × 10 = 215 m^2

Cost of painting is ₹ 2.50 per m^2

So, cost of painting 215 m^2 will be

=> 2.50 × 215

=> ₹ 537.5

HOPE HELPED..

HAVE A NICE DAY..

:-)