63miles/1hr = 1071miles/ h hours
Cross multiply
1071= 63h, divide both side by 63
h = 17
<h2>○=> <u>Correct option</u> :</h2><h2>

</h2><h3>○=> <u>Steps to derive correct option </u>:</h3>
Cost of a bike Raylin wants to buy = $85
Money Raylin already has = $22
Money she needs :


Thus, money Raylin still needs = $63
Money she gets from doing one chore = 2.50
Number of chores the needs to do :


Thus, Raylin needs to do 25 chores to be able to buy the bike.
Therefore, the correct option is <em>(d) 25</em>
The values cannot be labeled as dependent or independent without a givin equation