I don't know how to answer this please help

The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left

Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost