Is there anyone here who is an expert in differential equations who can help me?​

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?

Sam is picking fruit from a basket that contains many different kinds of fruit. which set of events is independent?

Astock has a 25% probability of increasing by $10 and a 75% probability of decreasing by $5. what is the stocks expected increase or decrease?