Well, isn't that a happy little question! To find out what percent 90 is of 50, we can set up a simple proportion: 90 is to 50 as x is to 100. By cross-multiplying and solving for x, we find that 90 is 180% of 50. Remember, there are no mistakes, just happy little accidents in math!
You can get 5 out of 50 questions wrong to get 90%.
50
(45/50%) * 100% = 90
45 million.
Safety belts increase the chance of surviving a collision by 50%.