Can someone me with this math question? it should be attached.
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Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

With alll of except for the 2 that i did already

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same