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Are these calculated correctly?

Are these calculated correctly?-example-1

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14. Was the perimeter calculated correctly?

  • Length = 4 yards

  • Breadth = 1 *2/5 yards = 7/5 yards

We know that,

Perimeter of rectangle = 2 ( l + b )

= 2 ( 4 + 7 / 5 )

= 2 ( 20 + 7 / 5 )

= 2 × 27/5

= 54 / 5

= 1 * 4/5

No ...

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