Mandy earned $ 650 over 2 months babysitting. She wants to put her money into a savings account. 19) She checks with another bank and their interest rate is 4 %. How much longer will she have to leave her money in the account to earn the same amount of interest as the first bank?

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step-by-step explanation:

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

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