Respuesta :

NgShiYin

Answer:

7

Step-by-step explanation:

No. of pizza Ronnie stacked = 0.25 × 40

                                               = 10

No. of pizza Mack stacked = 9

No. of pizza Kim stacked = [tex]\frac{35}{100}[/tex] × 40

                                         = 14

No. of pizza Ada stacked = 40 - 10 - 9 - 14

                                          = 7

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