Question

A carpet mesures30m 25cm by 80cm find the cost of carpet at the rate of 15 sq m​

Answer 1

Answer:

30m.= 3000cm

3000×25×80 = 6000000 cm³ = 60000m

60000 ÷15 = 4000

4000Rs is the answer

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Answer 2

Answer:

The cost of the carpet is ₹363

Step-by-step explanation:

Given dimension of the carpet :

➙ 30m and 25cm by 80cm

❐ Step 1:

➡ Conversion into same unit of the given dimensions :

➙ 30.25 by 0.80 metres.

❐ Step 2:

• Using the concept of area of the rectangle [length × breadth] as the carpet is in the shape of rectangle.
• And also representing $l$ as 30.25m and $b$ as 0.80m

❐ Step 3:

Therefore

➙ Area of the carpet is given by :

• $l \times b$

Or, 30.25 × 0.80

Or, 24.2m²

❐ Step 4:

• Here, the cost of the carpet is in the rate of ₹15/m².

Hence,

Total cost of the carpet is 24.2*15 = ₹363