Problem number 12
There are more than one solution.
Problem number 11.
24th house
Problem number 10
There ate more than one solution
Problem number 1
110 hours
Problem number 2
18 packages
Problem number 8
90º
Problem number 5
8 dozen
Problem number 16
364 presents
Problem number 6
Option A
Problem number 3
87
Problem number 4
56 m.
Problem number 14
35 puddings
Problem number 15
27 snowboys
Problem number 9
528 cookies
Problem number 7
10,000 hours
Problem number 13.
5