Step-by-step explanation:
The Answer is in the photo
Answer: -1
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
Assuming both players can answer the same question, the minimum number of questions is the smallest number that when multiplied by either 0.60 or 0.80 yields a whole number.
Let x be the number of questions, solving by trial and error:

Therefore, the minimum number of questions in the game is 5.
That is 6 I believe
3 squared equals 9
9*2=18
18/3=6