



 
Hi James, Suppose the number of steps is $n$ and the height of each step is $h$ inches. Since 10 feet is 120 inches you have that $n \times h = 120.$ You know that each step is at least 8 inches high so $h \geq 8.$ Substitute into the first equation and solve for $n.$ Penny  


Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences. 