Question

the area of a courtyard is 375 m square. find the cost of covering it with gravel to a height of 1cm if the gravel cost Rs 6.40 per cubic meter.

Answer 1

Area of courtyard= 375 m²
height = 1cm =0.01m

Volume in this case
= area of courtyard×height

= 375 × 0.01 m

= 3.75 m³


cost per m³ = rs 6.40

cost for 3.75 m³ = 3.75 × 6.40

= Rs24

Answer 2

Step-by-step explanation:

As we know that 1 cm= 0.01 m  

Given that  

The area of the courtyard is 375 m square

Height=1 cm

Gravel cost is Rs 6.40 per cubic meter  

Height=0.01 m

Volume of the gravel = area × height  

V= 375 × 0.01 = 3.75 $m3$

And also given that  

The cost of covering it the gravel to a height of 1cm if the gravel costs Rupees 6.40 per cubic meter  

Therefore, the cost is 3.75 × 6.40 = Rs 24

To read more:

https://brainly.in/question/963922

https://brainly.in/question/2596544