The number of banks in a country for the years 1935 through 2009 is given by the following function 84.5x+12,367 if x <90)
f(x) =
where x is the number of years after 1900
- 376.6x + 48,689 if x 90
Complete parts (a)-(b).
a) What does this model give as the number of banks in 1970? 2000? 2010?
The number of banks in 1970 is

you would need to know all the numbers that are on there

step-by-step explanation:

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true

this "question" looks more like a project is there any other info you can give me about this. it could be too complex for someone else to do on this website