Chapter 6.8, Problem 32SR

a.

To determine

The cost of an item in U.S. dollars if it costs 14.99 in British Pounds.

Answer to Problem 32SR

14.99 British Pounds equal to 31.229 U.S. Dollars

Explanation of Solution

Given:

1 U.S. Dollar equal to 0.480 British Pounds

Calculation:

  $\begin{array}{l}0.480BritishPounds\to 1U.S.Dollar\\ 1BritishPound\to \frac{1}{0.480}U.S.Dollars\\ 14.99BritishPounds\to \left(\frac{1}{0.480}\times 14.99\right)U.S.Dollars=\boxed{31.229U.S.Dollars}\end{array}$

b.

To determine

The cost of an item in South African Rands if it costs 12.50 in U.S. dollars.

Answer to Problem 32SR

The annuity will run out of fund at $t=13.8629\text{years}$ .

Explanation of Solution

Given:

1 U.S. Dollar equal to 6.568 South African Rands

Calculation:

  $\begin{array}{l}1U.S.Dollar\to 6.568SouthAfricanRands\\ 12.50Dollar\to \left(6.568\times 12.50\right)SouthAfricanRands=\boxed{82.1SouthAfricanRands}\end{array}$