A trust company pays 5.375% compounded annually on its 5-year GICs. What semiannually compounded nominal interest rate would provide the same maturity value?

The Cell Kios buys Android smartphones at $550 less 40% and 10%. The price is marked up to allow for overhead of 50% of cost and profit of 35% of cost. The unit on display in the store is scratched. What rate of markdown from the regular price can the store offer if it is to recover only half of the unit overhead costs?

Calculate the term, expressed in years and months, of the following ordinary annuity.

​Solve each of the following problems for the percentage.
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a.37.5% of 1600 = ______
b.16% of 42.5 = ______
c.1/4% of $220 = ______