Ratios are basically a number v a number. Like if your in a group of 30 people and 10 of them are boys, your ratio of girls to boys would be 20:10. That's like really really basic ratio and idk how advanced in rations you are but yeah.
183 x 194 = 35,502
you could use a calculator or put it into the overlap form
3/7 = 0.42
2.42 + 3.56 = 5.98 = 6.00
6.00 inches tall
B because it is creating it
With would be 3.4