A bookstore had 64 copies of a magazine. Yesterday the bookstore sold 7/8 of these copies. How many copies were sold yesterday? Write our answer In simplest form.

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Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years