Suppose that pulse rates among healthy adults are normally distributed with a mean of beats/minute and a standard deviation of beats/minute. What proportion of healthy adults have pulse rates that are more than beats/minute?

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?