Answer:
The answer is "".
Step-by-step explanation:
Although the five first players are red, the very first five cards are not spaded as the spad is a black card.
Its chance of the final card mostly on deck being the ace of spades is therefore determined as:
Thus, here is the necessary chance.
10% off would be $96.94
So using the Coupon for 10% off would be the best deal.
A and C
The order must always be the same.