Joan is buying airline tickets for her family each airline ticket costs $232 with a baggage fee of $13 the airline charges a booking fee of $45 for the entire set of tickets Joan spent a total of $1,515

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

Need showing work for this problem 56.25 ×25.80

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?