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Dwayne wanted to open a checking account but the bank required him to have a minimum of $100 to open the account. Do I needed to increase the amount he had by 25%, how much money did Duanne originally have

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sqdancefan

Answer:

$80

Step-by-step explanation:

If $100 is 25% more than Dwayne's original amount (a), you have ...

a + 0.25a = 100

1.25a = 100

a = 100/1.25 = 80

Dwayne originally had $80.