The graph shown describes Frank's distance from home throughout his journey.
|Distance From Home|
How far was Frank from home when he started driving at $5$5 am?
How far was he from home by $7$7 am?
How long did he take to rest?
How far did he travel between $7$7 am and $9$9 am?
Was Frank travelling faster in the first two hours (between $5$5 am and $7$7 am) or the last two hours (between $8$8 am and $10$10 am) of his trip?