Find a common denominator. The lowest one would come from you multiplying 2/5 by 4 on each side and 1/4 by 5 on each side. You are left with 8/20 and 5/20, added together would be 13/20.
She is 425 feet above the sea level, or the starting level.
A pattern has 12 red squares to every 84 blue circles
The ratio is shown below;
It would be 89/1000 since the first interger is at the thousandths value~~chyna