Brianna brought her car for $15,640 it is expected to depreciate and average of 50% each year during the first seven years what will the approximate value of the car be in seven years

$54,740 is the value according to the cowculator.    

Hello!

Question:

Brianna brought her car for $15,640 it is expected to depreciate and average of 50% each year during the first seven years what will the approximate value of the car be in seven years

Solution:

50% = 0.5

15,640 x 0.5 = $7,820

After seven years the car will be worth $7,820.

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.