An urn contains 8 balls, one marked win and the others marked lose. you and another player take turns selecting a ball at random from the urn, one at a time. the first person to select the win ball is the winner. if you draw first, find the probability that you will win if the sampling is done

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?