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Question 16

16

Number 16

Consider the following apple mass table.

NameMass (g)Mass (g)Mass (g)Mass (g)Mass (g)Mass (g)
Ferdian157157163163182182171171167167xx
Belle180180175175162162154154161161170170

Ferdian and Belle are each collecting 66 apples. The mass of the apples is shown in the table above. The average mass of apples collected by Ferdian is 3 grams3 \text{ grams} greater than the average mass of apples collected by Belle.

The value of xx is ....