Answer:

Step-by-step explanation:

Answer:
9222521251
Step-by-step explanation:
+6261113051+
151232065+3
156
10.38
i multiplied each number and the answers that i got i added them to get the area
Answer:
21
Step-by-step explanation:
He will guess correctly 25% of the time.
He has 84 questions
25% of 84
.25 * 84
21
We should expect that he will get 21 questions correct