At a go-kart race track Arnie, Barney, Carney, Danny and Ernie have a race.

Arnie completes a lap in 10s, Barney in 12 seconds Carney in 15 seconds, Danny in 18 seconds and Ernie in 20 seconds

They all start at the same time.

The race is 5 laps long.

What is the correct statement about the race?

When Barney finishes the race Carney will still have another two laps to do.

When Barney finishes the race Carney will still have another half lap to do.

When Barney finishes the race Carney will still have another three more laps to do.

When Barney finishes the race Carney will still have another lap to do.

None of the answers are true