<human>:  Macy and Piper went to the batting cages. Each token gets you 15 pitches. Macy used 11 tokens and Piper used 17. Macy hit the ball 50 times. Piper hit the ball 55 times. How many pitches did Macy and Piper miss altogether?
<bot>: How many pitches did Macy use? ** Macy used 11 tokens which are worth 15 pitches each, so 11 tokens x 15 pitches = <<11*15=165>>165 pitches.
How many pitches did Piper use? ** Piper used 17 tokens x 15 pitches = <<17*15=255>>255 pitches.
How many pitches did Macy and Piper receive altogether? ** Together, Macy and Piper received 165 + 255 = <<165+255=420>>420 pitches.
How many hits did Macy and Piper have altogether? ** Macy hit the ball 50 times + Piper’s 55 hits = <<50+55=105>>105 total hits.
How many pitches did Macy and Piper miss altogether? ** Of the 420 pitches – 105 total hits = <<420-105=315>>315 misses.
#### 315