Answer:
A: Hannah ran 0.7 miles on Tuesday
B: They ran 1.45 miles in total
Explanation:
If you put all the fractions into decimal form it would be;
1/2 = 0.5
1/5 = 0.2
3.4 = 0.75
So, you add all of the decimals together;
0.5 + 0.2 = 0.7
0.7 + 0.75 = 1.45