Sorry, I'm going to need a more accurate question. How many kids are there in total?
Answer:
Third option is the correct answer.
Step-by-step explanation:
Third option is the correct answer.
Answer:
C. 4.2a + 0.8
Step-by-step explanation:
Given:
The two binomials given for addition are:
and 
Now, adding both the binomials, we get:

Distributing the positive sign inside the second binomial, we get:

Now, combining like terms using the commutative property of addition, we get:

Simplifying the above expression, we get:

Therefore, the resulting addition of the given binomials is 
Hence, option C is the correct answer.
The expected value is to get either a $5 bill or a $10 bill because of it has more of it's kind in the wallet.