Determine a fração geratriz das dízimas periódicas a seguir.
1 answer:
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Answer: 20 parks
Step-by-step explanation:
Let the total number of parks be y.
Then 75% of y = 15 , that is
x y = 15
75y = 15 x 100
75y = 1500
divide through by 75
y = 1500/15
y = 20
Therefore Springfield have 20 parks altogether