Question

Which of the following situations describes a linear relationship?


The mass of a lump of carbon-14 decreases by half every ten thousand years.


The speed that a hot air balloon rises at decreases by 25% every minute.


Ten thousand square miles of Brazilian rain forest is cleared every year.


An investment in a savings account earns 8% interest compounded annually.

Answer 1

ten thousand square miles

Answer 2

the third

Answer 3

i thank its C

Answer 4

it's C