The inequality that represents the largest number of animal food that Ollie can buy is 3.25x+7.25≤55.75.
> means greater than
< means less than
≥ means greater than or equal to
≤ less than or equal to
The inequality sign that would be used is ≤ , this is because the maximum amount he can spend is $55.75.
3.25x+7.25≤55.75
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