Asap please help soon

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

50 points~ ! i have to turn this in tomarrow