2. You are playing a game with a standard 6-sided die. You pay $5 to play. If you roll a 1 or a 2, you will win $10. If you roll anything else, you get nothing. What is your expected payoff? a. $1.67

b. - $1.67

c. $3.33

d. - $3.33

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

Find the value of the variable and the length of each secant segment.

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.