Help Maria invested $600 in three accounts. The savings account paid 5%, the Mutual fund paid 9% and the CD paid 7%. In one year, Maria earned $40 in interest. If she put three times as much in savings as she put in the CD and twice as much in the mutual fund as she put in the CD, how much money did she put in each account?

aug 15, 2012 - although van leeuwenhoek was not the inventor of the microscope, he advanced it more he loved to grind and focus a new lens in order to see the unseen world. most of leeuwenhoek's microscopes were silver. in a simple but significant experiment (1668), he demonstrated that worms found on

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b