Question

5. How many envelopes can be made out of a sheet of paper 3 m 24 cm by l m 72 cm, if each
4. A carpet is 30 m 75 cm long and 80 cm wide. Find its cost at 150 per square metre.
top of a table measures 2 m
envelope requires a piece of paper of size 18 cm by 12 cm?
mis laid on its for​

Answer 1

Solve 5:- Length of the sheet of paper=324c

• Breadth of sheet of paper=172cm
• Area of sheet paper=length x breadth=324 x 172 cm²
• Area of the piece of paper required for on envelope=18 x 12 cm²
• Number of envelopes=324×172/18×12

=258

Solve 4:- Here, Length=30m 75cm = 30.75m and Wide=0.80m

• Area of the field=(30.75 x 0.80) = 24.6m²
• Rate of cultivation=Rs 150 per m²

.

. . Cost of cultivation = Rs (24.6 x 150) = Rs 3690