Players in a die–toss game using a die with numbers 1 through 12 can win the following amounts: $2 for an even number and the roll amount (in $) for an odd number ($1 for a 1; $3 for a 3, etc.). a. What are the expected earnings of this game?

The expected earnings are.

b. What should a person pay when playing in order for this to be a fair game?

The player should payfor the game

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?