What number can be written as 60+3

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

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Find the amount of simple interest earned for depositing the given principle in an account if $2200 is invested at 5.5 % for 6 months