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A lane, 150 m long and 9 m wide, is to b...

A lane, 150 m long and 9 m wide, is to be paved with bricks, each measuring 22.5 cm by 7.5 cm. find the number of bricks required.

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RS AGGARWAL-CONCEPT OF PERIMETER AND AREA -Exercise 21D
  1. Find the area of a rectangle whose (i) length=46 cm and breadth=25cm...

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  2. Find the area of a sqaure plot of side 14m.

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  3. The top of a table measures 2m and 25 cm by 1 m 20 cm. find its area i...

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  4. A carpet is 30 m 75 cm long and 80 cm wide. Find its cost at Rs 150 pe...

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  5. how many envelopes can be made out of a sheet of paper 3 m 24 cm by 1 ...

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  6. A room is 12.5 m long and 8 m wide. A square carpet of side 8 m is lai...

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  7. A lane, 150 m long and 9 m wide, is to be paved with bricks, each mea...

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  8. A room is 13 m long and 9 m broad. Find the cost of carpenting the roo...

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  9. The length and the breadth of a rectangular park are in the ratio 5:3 ...

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  10. Two plots of land have the same perimeter. One is a square of side 64m...

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  11. The cost of cultivating a rectangular field at Rs 35 per square metre ...

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  12. The area of a rectangle is 540cm^(2) and its length is 36cm. Find its ...

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  13. A marble tile measures 12cmxx10cm. How many tiles will be required to ...

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  14. Find the perimeter of a rectangle whose area is 600cm^(2) and breadth ...

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  15. Find the area of a sqaure whose diagonal is 5sqrt(2)cm.

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  16. Calculate the area of each one of the shaded regions given below:

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  17. Calculate the area of each one of the shaded regions given below (all ...

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