Calculate the simple interest earned on an investment of $\$8760$$8760 at $2%$2% p.a. for $7$7 years.
Give the answer to the nearest cent.
Calculate the simple interest on a loan of $\$2600$$2600 at $8%$8% p.a. for $4$4 years.
Luke's investment of $\$9000$$9000 earned simple interest of $10%$10% p.a. for the first $4$4 years and $3%$3% p.a. for the next $7$7 years.
Calculate the total amount of interest earned.
$\$303$$303 is invested at $2%$2% p.a. simple interest for $7$7 years. After this time the principal plus interest is reinvested at $6%$6% p.a. simple interest for $5$5 more years.