SAT Question 94660ba8: Ratios Rates Proportional Relationships And Units answer and explanation with Desmos solution

1$.It’sgiventhataparticipantcompletesthebicycleracewithanaveragespeedof＄24,816$ yards per hour and ＄1$mile=$1{,}760$yards.Itfollowsthatthisaveragespeedisequivalentto$\left( \frac{24{,}816 \text{yards}}{1 \text{hour}} \right) \left( \frac{1 \text{mile}}{1{,}760 \text{yards}} \right)$,whichyields$\frac{14.1 \text{miles}}{1 \text{hour}}$,or＄14.1$ miles per hour. Note that 14.1 and 14.10 are examples of ways to enter a correct answer.