how do u do these

3. Sam invests $700 into an account earning 2% interest compounded quarterly. How much will the account be worth in ten years? Answer (include units, round to two decimal places): 700=10290 4 7 4. Maria found an investment earning 5% interest compounded continuously. How much does she have to invest now to have $2000 in ten years? Answer (include units, round to two decimal places)