There are 2n people that enter a housing lottery to win a free mobile service for one year. The 2n people consist of n pairs of roommates. There are m people that win the year of mobile service, the others win nothing. What is the expected number of pairs of roommates where neither win anything

How is the number of vertices for a prism related to the name of the prism

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Juliana says that she can use the patterns of equivalent ratios in the multiplication table below to write an infinite number of ratios that are equivalent to 6: 10. which statement explains whether juliana is correct? she is correct because she can multiply 6 and 10 by any number to form an equivalent ratio. she is correct because 6: 10 can be written as 1: 2 and there are an infinite number of ratios for 1: 2. she is not correct because the multiplication table does not include multiples of 10. she is not correct because 6: 10 is equivalent to 3: 5 and there are only 9 ratios in the multiplication table that are equivalent to 3: 5.