Function servings(size, shape)
If size = "5 inch" And shape = "Round" Then
    servings = 6
ElseIf size = "6 inch" And shape = "Round" Then
    servings = 8
ElseIf size = "7 inch" And shape = "Round" Then
    servings = 10
ElseIf size = "8 inch" And shape = "Round" Then
    servings = 15
ElseIf size = "9 inch" And shape = "Round" Then
    servings = 22
ElseIf size = "10 inch" And shape = "Round" Then
    servings = 30
ElseIf size = "11 inch" And shape = "Round" Then
    servings = 35
Else: servings = 0
End If
End Function