<span>The cost that a carpet cleaning company charges is directly proportional to the number of rooms cleaned. The cost is $22 for each room.</span>
Answer:

Step-by-step explanation:






1. Pants=2, shirts= 3
# outcomes 2*3=6
2. Flavors=3, toppings= 4
# outcomes 3*4= 12
3. Type=3, color=3
# outcomes 3*3= 9
The first one is 154
The second one is 12.65^2