# Thread: exponential increase DE problem

1. ## exponential increase DE problem

Dear Sir
I would be grateful if you can help me to solve the the below question

thanks
Kingsman

2. Originally Posted by kingman
Dear Sir
I would be grateful if you can help me to solve the the below question

thanks
Kingsman
1. Convert the 1933 price to cents per litre.

2. For exponential growth the price $t$ years from 1933 is

$p(t)=p_0 e^{kt}$

where $p_0$ is the price in cents per litre in 1933.

3. Now find $k$ using the 1986 datum, it is the required rate constant.

CB