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Answer

Let u = original salary

Amount given to parents = 0.2u

Increased salary = 1.1u

New amount given to parents = 0.2(1.1u)

0.2(1.1u) = 0.2u + 80

0.22u – 0.2u = 80

0.02u = 80

u =4000

Hence new salary is 4000 x 1.1 = $4400

 

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