If the first term of an Arithmetic progression is -4 and the 12th term is 8 find the common difference

Consider the graph of the exponential function y=3(2)×

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?