Six friends go out to eat. The bill, including tax and tip, came out to $84.00. Two of the friends paid one-half of the bill. The other four friends paid the other half. How much money did each of the four friends have to pay? Assume each of the four friends paid the same amount.

Finally, the arena decides to offer advertising space on the jerseys of the arena's own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14 what is this as a percentage? what is this as a fraction? what is the probability of not being shortlisted? give your answer as a decimal.