Mathematics, 22.08.2019 23:30, gabbym39077

The simple interest formula is a = p(1 + r)t where p represents the amount originally deposited, r is the interest rate, and a is the amount in the account after t years.
find r if a = 2700, p = 2200 and t = 5.
2700 = 2200(1 + r)5
express r as a percentage to one decimal place (x. x%).

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The simple interest formula is a = p(1 + r)t where p represents the amount originally deposited, r i...