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Spaced repetition: each system comes back just before you would forget it. Fast, correct answers stretch the interval; a miss brings it back the same day.

Free practice: Bola-Efecto: Short CabañaScore 0/0
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On the table, the ringed ball is your ball (1). 2 = the ball your cue ball hits first, 3 = the last ball to hit for the point.
Bola-Efecto: Short Cabaña
Total = Ball 2 (long cushion) + Ball 2 (short cushion) + Offset + Arrival (+1 for a firm stroke); Total = Ball fraction + Spin
Your ball:White(cue ball · 1)
Ball 2YellowBall 3Red
Expected shot:Bola-Efecto: Short CabañaBall firstCushion orderLong → Short → Long

The cue ball hits ball 2 first, then travels the cushions in order to ball 3.

Given:
Arrival (left long cushion)6Ball 2 position (right long cushion)8
In this position, what is Total (ball fraction + spin)?

Task: put the given values into the system's formula and calculate Total (ball fraction + spin). Enter the answer as a number; you can use a comma or a point for decimals.