Problem $5-15$ Calculating the Interest Rate $($LO$2)$

Find the interest rate implied by the following combinations of present and future values.

Note: Do not round intermediate calculations. Enter your answers as a percent rounded to $2$ decimal places. Leave no cells blank be certain to enter $"0"$ wherever required.

$\backslash$table$[[\backslash$table$[[$Present$],[$Value$]],$Years,$\backslash$table$[[$Future$],[$Value$]],$Interest Rate$],[$$$420,10,826,\%$