Answered

IDNLearn.com is the perfect place to get answers, share knowledge, and learn new things. Ask your questions and receive detailed and reliable answers from our experienced and knowledgeable community members.

3. The area of a courtyard is 3750 m. Find the cost of covering it with gravel to a height of 1 cm if the gravel costs Rs 6.40 per cubic metre. (Rs. 240)​

Sagot :

Nguyenminhthu230120idn

1cm=0,01m

V=3750.0,01=37,5 cubic metre

=>37,5.6,4=240Rs

Semsee45idn

Answer:

Rs. 9000

Step-by-step explanation:

convert 1 cm to metres:

1 meter = 100 cm

⇒ 1 cm = 1/100 = 0.01 m

volume = area x height

            = 3750 x 0.01

            = 37.5 m³

Given cost per cubic metre = Rs. 240:

⇒ total cost = 240 x 37.5 = 9000

We are happy to have you as part of our community. Keep asking, answering, and sharing your insights. Together, we can create a valuable knowledge resource. Discover the answers you need at IDNLearn.com. Thanks for visiting, and come back soon for more valuable insights.