Calls-R-Us charges \( \$ 0.75 \) pel international phone call. Kelly made 10 international calls. How much will she be charged?

To calculate Kelly's total charges, you simply multiply the cost per call by the number of calls she made. So, \( 0.75 \times 10 = 7.50 \). Therefore, Kelly will be charged \( \$7.50 \) for her 10 international calls. As an interesting side note, the cost of international calling can vary based on the service provider and destination. Some companies offer discounts or bundled plans for frequent international callers, so it's always worth shopping around for the best deal. Keep an eye on those phone bills – sometimes hidden fees can sneak in if you're not vigilant!