Dominic opened a savings account with a $500 deposit. His account pays 2% simple interest annually. Evie also opened a savings account with a $500 deposit. Her account pays 2% interest compounded annually. How much more interest will Evie's $500 deposit have earned after 3 years than Dominic's $500 deposit in the same amount of time?

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.

Maddie's rectangular kitchen has an area of 10 square yards and a length of 3 3/4 yards. how many yards wide is maddie's kitchen?