How many three-digit numbers can be formed under each condition?(a) None of the d

12.

How many three-digit numbers can be formed under each condition?(a) None of the digits can be 0. three-digit numbers (b) The leading digit is one of the digits 0 through 6. three-digit numbers

13.

Scholarship A is worth $3000 and costs $10 to apply. Scholarship B is worth $5000 and costs $25 to apply. You have a 5% chance of receiving Scholarship A and a 1% chance of receiving the Scholarship B.(a) What is your expected value for Scholarship A? $ (b) What is your expected value for Scholarship B? $ (c) You can only apply for one scholarship. Which one should you choose? Scholarship AScholarship B

15.

You draw a card from a standard deck of 52 cards, replace it, and draw another card. Find each probability. (Enter your probabilities as fractions.)(a) P(jack and then black) (b) P(red and then diamond) (c) P(nine and then face card) (d) P(ace of hearts and then six)