The height is changing by 0.5 units per minute as evident in the given table.
By what number is the height changing?
It follows from the task content that the table given indicates that at, 0min, the height was 150.
While at 1 min, the height is 150.5. On this note, it follows that the height increases by 0.5 units for after every minute.
Read more on rate of increase;
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