1.

Amina thinks of a number and subtracts52from it. She multiplies the result by 8. The

Answer»

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Amina thinks of a number and subtracts 5/2 from it. She multiplies the RESULT by 8. The result now obtained is 3 times the same number she thought of. What is the number?

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Let the number she thought be x

ATQ ,she subtract the 5/2 from the no.= x-5/2

She multiply the result by 8 =8(x-5/2)

Solution:-

  • 3x = 8(x-5/2)
  • 3x=8x -20
  • 20=5x
  • x=4

So, the number she thought is 4.

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