12. Given the graphbelow,a ) Is it simple?Yes___No___

b ) Is it connected?Yes___No___

c )Is there an Euler path? Yes___No___

d)Is there a Hamiltonian circuit?Yes___No___

13.Find the 10^th term of an arithmeticsequence14.Given the geometric sequence1,-2,4, ...with first term of 5, and common difference of 4.Find the 9^th term.

15.Find the sum of the first 20 terms of 16.Two different letters are chosen from the lettersthe sequence5, 9, 13, ...A, B, C, Dwithout regard for order. List the

Sample space.

17.A pair of dice are rolled and the faces showing up 18.A card is selected from a standard deck of cards.are recorded and totaled. List the event that a sum of 7 What is the probability of selecting a king, givenis rolled.that a red card has been chosen?

19.You play a game where you pick a card from a deckof cards numbered 1 - 10. Should you pick a 7, you win $20.

If you pick a 1, 5, or 10, you win $10. Pick any other

numbered card, and you lose $4. What do you expect to

win/lose after 20 attempts? Round answer to nearest dollar.20.Three items are chosen at random from a bag

containing 5 coins, and 4washers. What is the

probability that three coins are chosen