Answer:
7
Step-by-step explanation:
Answer:
x/6 + 5 = 7
x/6 = 2
x = 12
Step-by-step explanation:
Answer:
Expected value: 3/7
Change landing on purple to -1.5
Step-by-step explanation:
Expected value
=3(1/7) + 1(2/7) + 0(2/7) - 1(2/7) = 3/7
Fair game: Expected value = 0
Change the value of 0 to -1.5
6.40 is to two decimal places