Answer:
Hannah ran [tex]\frac{7}{10} = 0.7[/tex] miles on Tuesday.
Step-by-step explanation:
On Monday, she ran 1/2 mile.
On Tuesday, she ran 1/5 mile farther than she ran on Monday.
So she ran:
[tex]\frac{1}{2} + \frac{1}{5} = \frac{5 + 2}{10} = \frac{7}{10}[/tex]
Hannah ran [tex]\frac{7}{10} = 0.7[/tex] miles on Tuesday.