Shared from Yui | Playground
Steps: Quill walks you through a problem
One screen from Yui, drawn from 4 lines of Yui Lines.
Q
Quill
live Yui Lines
Average speed of a train, in 3 steps. Answer each one and the next shows.
Step 1 of 3: Recall the speed formula
Average speed equals total distance divided by total time. Identify those two values in the problem.
v=td
What is the speed formula?
Quill
The lines the agent sends:
say "Average speed of a train, in 3 steps. Answer each one and the next shows."
page "Step 1 of 3: Recall the speed formula" body="Average speed equals total distance divided by total time. Identify those two values in the problem."
math v = \frac{d}{t}
choose@step-train-1 "What is the speed formula?" "distance times time"|"distance divided by time"|"time divided by distance"|"distance plus time" answer="distance divided by time" why="Speed is how much distance is covered per unit of time."