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equation to find the number of children.

x + 50x - 50000 = 0
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7 A rectangular field is 12 m long and 14 m wide. There is a path of equal width all
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around it, having an area of 120 m . Form the quadratic equation to find the width
of the path.

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x + 13x - 30 = 20

8 A two digit number is such that the product of the digit is 12. When 36 is added to

this number the digits inter-change their places. Represent this situation in the
form of a quadratic equation.

x + 4x - 12 = 0
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Answers:

Q 2.

Q3. Draw RT PS (Hint) , Ans: 4/3

5. 5/12

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