The formula I = prt gives the simple interest / earned on an account where an amount p is deposited at an interest rate r for a certain number of years t. Use the table to order the accounts from least to greatest interest earned after 5 years.
And the table is Account: A p ($) 350 r (%) 4
B p ($) 500 r (%) 3.5
C p ($) 280 r (%) 4.25 Yes this is somehow an elementary question