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The area of a rectangle remains the s...

The area of a rectangle remains the same if the length is increased by 7 metres and the breadth is decreased by 3 metres. The area remains unaffected if the length is decreased by 7 metres and breadth is increased by 5 metres. Find the dimensions of the rectangle.

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The correct Answer is:
Length = 28 m, Breadth = 15 m
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NAGEEN PRAKASHAN-LINEAR EQUATIONS IN TWO VARIABLES -Exercise 3e
  1. If in a rectangle, the length is increased by 2 units and breadth is r...

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  2. The perimeter of a rectangle plot is 32 metres. If the length is incre...

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  3. The area of a rectangle remains the same if the length is increased...

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  4. A man went to a Bank with Rs. 1000. He asked the cashier to give him R...

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  5. Post cards costing 15 paise each and inland letters costing 75 paise e...

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  6. 2 men and 5 boys together can finish a piece of work in 4 days, while ...

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  8. A takes 3 hours more than B to walk a distance of 30 km. But, if...

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  9. The boat goes 25 km upstream and 33 km downstream in 8 hours. It can a...

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  10. A boat travels for 7 hours. If it travels 4 hours downstream and 3 hou...

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  11. A sailor goes 8 km downstream in 40 minutes and returns in 1 hours....

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  12. Anshula walks 35 km partly at the rate 4 km/hour and Partly at 5 km/ho...

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  13. A bucket when filled (5)/(7) with water weights 12 kg and filled (3)/(...

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  17. Ved travels 600 km to his home partly by train and partly by car. H...

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  18. Students of a class are preparing for a drill and are made to stand...

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