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1. If the length of each of the sides of three square plots is increased by 50 percent, how much does the watch gain in one day?

  • A. 375%
  • B. 375%
  • C. 375%
  • D. 375%

Answer: Option D

Explanation:

Shortcut method:

a+b+(ab/100)

=50+50+(50×50)/100

=125%


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