Question

solve my math problem step by step

Answer 1

(i)
$\frac{7}{5} = \frac{22.5}{x} \\ x = \frac{22.5 \times 5}{7} = 16.07m$
(ii)
$\frac{7}{5} = \frac{x}{9.8} \\ x = \frac{7 \times 9.8}{5} = 13.72m$