12%of cars are red out of 50 cars how many cars are red

What is the difference of the fractions use the number line and equivalent fractions to find the answer -2 1 2 -1-34 i’m already started the quiz

Anyone know? is appreciated! will mark brainliest if correct!

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?