Which of the following describes the number 0.5? A. irrational, terminating decimal B. Rational, repeating decimal
C. irrational, nonrepeating decimal
D. Rational, terminating decimal

D

Step-by-step explanation:

0.5 can be written as a fraction and 0.5 doesn't repeat

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.

this is a good question! i'll do some research and come back when i have the answer!