The unknown value representing the unit rate is 125.
The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value.
This table represents the proportional relationship between the number of boxes and the number of magnetic cubes held by the boxes.
Cubes boxes number of cubes
1 5
n 625
8 1,000
If the unit cube box has 5 number of cubes.
then,
n cubes boxes = 625/5
= 125
The unknown value representing the unit rate is 125.
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