Question

एक कमरे की लंबाई 7 मीटर और चौड़ाई 5 मीटर है । तो उसके फर्श पर 80 पैसे प्रति वर्ग मीटर की दर से चटाई बिछाने में कितना खर्च लगेगा ?

Answer 1

Answer:length =7m

Breadth=5m

Ar. Of floor=l×b

7×5

35m

Cost =.80×35=28

Step-by-step explanation:

Answer 2

The cost of laying mat is Rs.28

Step-by-step explanation:

Length of floor = 7 m

Breadth of floor = 5 m

Area of floor =$Length \times Breadth = 7 \times 5 = 35 sq.m.$

Cost of laying mat of 1 sq.m. = $80 paise = \frac{80}{100}$

Cost of laying mat of 35 sq.m. $= 35 \times \frac{80}{100}=Rs.28$

Hence The cost of laying mat is Rs.28

#Learn more:

The length and breadth of rectangular floor is 5m and 4m.find the area of floor

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