Q:

Garret is in the middle of a 202020-minute bike ride. It takes 444 minutes for him to go a kilometer, so he'll end up going 555 kilometers. Suppose kkk is the number of kilometers Garret has already biked.Match the expressions to their meanings. Each meaning may match more than one expression.Number of minutes Garret has already bikedNumber of minutes remaining in Garret's rideNumber of kilometers Garret has left to rideNone of these5(4-k)5(4−k)5, left parenthesis, 4, minus, k, right parenthesis5-k5−k5, minus, k20-4k20−4k20, minus, 4, k4(5-k)4(5−k)4, left parenthesis, 5, minus, k, right parenthesis4k4k4, k

Accepted Solution

A:
We have:
 20-minute bike ride
 It takes 4 minutes for him to go a kilometer
 k is the number of kilometers Garret has already biked

 Number of minutes Garret has already biked:
 4k
 Number of minutes remaining in Garret's ride
 20-4k
 4(5-k)
 Number of kilometers Garret has left to ride
 5-k