Suppose that you plan on investing into a account paying simple interest. the formula for simple interest is i = prt, where i is the interest earned on a investment of p dollars, at the given rate r, over t years. if the banker tells you that the time for your investment is determine by the following t = (i)/r, would they be correct?

Ihave trouble finding the nth term of a linear sequence

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

Which of the following is the graph of y= square root -x-3