A chocolate company wishes to know if its consumers prefer dark chocolate or milk chocolate. They survey 16 individuals with the following results: 3 preferred milk chocolate 5 had no preference 8 preferred dark chocolate Is there a significant preference overall?

17 1/3

step-by-step explanation:

linear pair postulates

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.