Respuesta :
Per the chart the rates are 20 balls in 4 seconds ( 20 over 4), 40 balls in 8 seconds ( 40 over 8), 60 balls in 12 seconds ( 60 over 12) and 80 balls in 16 seconds ( 80 over 16).
The answer B. 20 over 4
Per the chart the rates are 20 balls in 4 seconds ( 20 over 4), 40 balls in 8 seconds ( 40 over 8), 60 balls in 12 seconds ( 60 over 12) and 80 balls in 16 seconds ( 80 over 16).
The answer B. 20 over 4