The teacher is 48 years old. You can tell that the key means that add the 2 and the 4 together to get the answer. For the 2, add 4,6,8,8 and go the 4 you have to add the 0,0,7,7,8 and then you get 26 and 22. Lastly, add them together and then you would get the answer ‘48’.
 
        
             
        
        
        
The prepositional phrase would be "of the state". The word "of" is a preposition.
Examples of other prepositions: before, after, across, within, on, over, under, through, behind
A prepositional phrase has a preposition and a noun/pronoun after it.
        
             
        
        
        
Answer:
"steam rising from a coffee mug"
"smoke rising from campfire"
"frying an egg"
Explanation:
By definition, convection is "the circular motion that happens when warmer air or liquid — which has faster moving molecules, making it less dense — rises, while the cooler air or liquid drops down." The only examples of this are the ones I listed above, in the answer section.