Question

help help help??? pls pls pls???

Answer 1

Answer: 30 7/40

Step-by-step explanation:

Answer 2

Answer:

4 23/40 miles

Step-by-step explanation:

$17\dfrac{3}{8}-12\dfrac{4}{5}=\dfrac{139}{8}-\dfrac{64}{5}\\\\=\dfrac{139*5}{8*5}-\dfrac{64*8}{5*8}\\\\=\dfrac{695}{40}-\dfrac{512}{40}\\\\=\dfrac{183}{40}\\\\=4\dfrac{23}{40}$