2.25/12.50 = 0.18. then turn 0.18 into a percentage by doing 0.18 x 100 = 18%. Therefore, he gave an 18% tip.
Answer:
Exponential Regression. An exponential regression is the process of finding the equation of the exponential function that fits best for a set of data. As a result, we get an equation of the form y=abx where a≠0 .
Step-by-step explanation:
First add the 2 numbers in the ratio:
3+2 = 5
divide the 735 by 5:
735 / 5 = 147
now multiply 147 by 3 and then by 2 and that will be the ratios:
147 * 3 = 441
147 * 2 = 294
F(x) represents how many books in total and x represents the number of days