Respuesta :

ezioassasin55

Answer:

90 mallards

Step-by-step explanation:

No. of ducks = 200

Mallards = 45%

45% of 200 = 45/100 × 200

=90
Answer is 90 mallards

45% mallards. X
100% all ducks 200
X=45•200/100
X=90

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