Mathematics
Grade-7
Easy

Question

100 pounds is increased to 250 pounds. Percent change is ___________%.

  1. 150
  2. 140
  3. 100
  4. 120

The correct answer is: 100


    STEP BY STEP SOLTION
    FORMULA=fraction numerator I N C R E A S E space A M O U N T over denominator O R I G I N A L space A M O U N T space end fraction cross times 100
    INCREASE AMOUNT = NEW AMOUNT - OLD AMOUNT
    INCREASE AMOUNT= 250-100=150
    150 over 100 cross times 100 equals 150 cross times 1 equals 150 straight percent sign
    INCREASED %=150%

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