Ruiz needs to buy a countertop for a kitchen. he calculated the area to be 16 square feet. the actual area is 15.4 square feet. what is ruiz's percentage error?
a.0.6%
b.3.75%
c.3.9%
d.6%

The number of members f(x) in a local swimming club increased by 30% every year over a period of x years. the function below shows the relationship between f(x) and x: f(x) = 10(1.3)xwhich of the following graphs best represents the function? graph of f of x equals 1.3 multiplied by 10 to the power of x graph of exponential function going up from left to right in quadrant 1 through the point 0, 0 and continuing towards infinity graph of f of x equals 10 multiplied by 1.3 to the power of x graph of f of x equals 1.3 to the power of x