Aril and Dita are wealthy Norwegian business owners who make monthly donations to international disaster relief.

Aril donated

150

150150 Norwegian kroners

(

kr

)

(kr)left parenthesis, start text, k, r, end text, right parenthesis the first month, and the cumulative number of Norwegian kroners she has donated increases by a factor of

2.5

2.52, point, 5 each month.

Dita donated

300

kr

300kr300, start text, k, r, end text the first month, and the cumulative number of Norwegian kroners she has donated increases by

400

kr

400kr400, start text, k, r, end text each month.

They started making donations at the same time, and they both make their monthly donations at the beginning of each month.