Answer:
Thank you so much. She has even deleted one of my questions before. I'll take care and beware.
Convert them all to 10 in the denominator.
4/10, 5/10, 1/10, 2/10, 4/10
Now which ones are greater than 2/5?
5/10 only.
Add 3.5 to both sides
the answer is 8.9
aka 8 9/10
He has been riding for and hour. he had gone 1.5 miles after 30 minutes and Vanessa started biking. after 30 MORE minutes, he had gone 3 miles while she had gone 8 miles. 8-3=5.