1. If he can place 12 eggs in each crate then are 12 eggs in one crate. (12 x 1 = 12)
2. If there are 8 rooms in a house, each with one bed then there are 8 beds in total. (8 x 1 = 8)
3. There are 20 ministers. ( 20 x 1 = 20)
4. If Sam earns $20 per hour, and he works one hour he will earn $20. (20 x 1 = 20)