# A tree grows 1 3/4 feet per year. How long will it take the tree to grow from a height of 21 1/4 feet to a height of 37 feet?

Jul 7, 2018

$\textcolor{m a \ge n t a}{9}$ years

#### Explanation:

$\therefore 37 - 21 \frac{1}{4} = \frac{148}{4} - \frac{85}{4} = \frac{63}{4} = 15 \frac{3}{4} f t$

$\therefore = 15 \frac{3}{4} \div 1 \frac{3}{4}$

;.=63/4-:7/4

:.cancel 63^color(magenta)9/cancel 4^color(magenta)1xx cancel 4^color(magenta)1/cancel 7^color(magenta)1

:.color(magenta)(=9 years