The simple interest i on an investment of p dollars at an interest rate r for t years is given by i=prt. find the time it would take to earn $1400 in interest on an investment of $27,000 at a rate of 4.2%.

Which system of linear inequalities is represented by the graph?

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?

What is the approximate value of the correlation coefficient for the given graph? a. 1 b. 5 c. 3 d. -1