Answer:

Step-by-step explanation:
The product of two numbers is always rational.
Answer:
the scale is linear ,the scale is logarithmic
If the variable in the equation is * , then you add 13 to each side so that * would be by itself.
Percentages and fractions so if you had to write 45 as a percentage it would be 45% and if you had to write it as a fraction it would be 45/100. In this case, you have 53.02 so as a percentage it would be 53.02% and as a fraction it would be 53/100. Hope this helps!!