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.
Answer:
Each friend gets 3 cards
Step-by-step explanation:
Divide 15 by 5 since he is splitting 15 cards with 5 friends.
:D