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