Question

Which tree is growing faster?Tree 2Tree 1 is growing 2 week 2 4 6 8 10inches every week. inches5 10 15 20 25tallHint: First calculate the unit rate for Tree 2.Enter the number that belongs in the numerator.Unit Rate[?]=inches/week

Answer 1

Calculating the unit rate for Tree 2 we have the following

$\text{Unit Rate }=\frac{5\text{ inches}}{2\text{ week}}\text{ }=\frac{10\text{ inches}}{4\text{ week}}\text{ }=\frac{15\text{ inches}}{6\text{ week}}$

When simplified the unit rate is

$\frac{5}{2}\text{ inches/week}$

This is 2.5 inches per week. Compared to Tree 1,