Question

In a school, classroom length is 10 meter and breadth is 8 meter. To polish the tiles of floor of this classroom, find the cost at the rate of Rs.12 per 1 sq meter.

Answer 1

Hi ,

Dimensions of the classroom :

length ( L ) = 10m

Breadth ( B ) = 8 m

Area of the floor polished = area of the

rectangle

A = L × B

A = 10 m × 8 m

A = 80 m²

Cost of polish 1 m² is Rs 12

Cost of 80 m² polishing the = 12 × 80

= Rs 960

I hope this helps you.

: )

Answer 2

SOLUTION :

GIVEN :

Length of a classroom = 10 m

Breadth of a classroom = 8 m

Area of rectangle = length × breadth

Area of rectangular classroom = 10 × 8 = 80 m²

Area of rectangular classroom = 80 m²

Cost of Polishing 1 m² = ₹ 12

Cost of Polishing 80 m² = ₹ 12 × 80 = ₹ 960

Hence, the cost of polishing the floor of the classroom is ₹ 960.

HOPE THIS ANSWER WILL HELP YOU...