Which one is bigger 1/2,2/4 or3/4

Which of the following of the following sets of side lengths could not form a triangle?

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint.how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.