1/6th is the answer in simplest form.
He paid $2.66 in sales tax to find the correct answer you take 22.65-19.99 equals 2.66
Cuboid has 6 faces. If each face was 2m squared, that would be 2m squared times 6 which is 12m squared
Given: 2/3 every 30 seconds
If we cut 2/3 in half, we get 1/3. This would also mean we cut the time in half 30 / 2 = 15 seconds
Therefore, 1/3 of the length every 15 seconds.
15 + 15 + 15 = 45 seconds to go the full length of the path
You decide if it has a pattern if it is a repeating pattern then it is a rational number decimal however if it a decimal with no pattern it is irrational