A car travels at an average speed of 48 miles per hour. How many miles does it travel in 3 hours and 15 minutes?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

How do i do this? i don’t understand

Write the rational number in lowest terms 99/-15