Will Mark Brainlest Help pls​

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.

Which expression gives the area of the triangle shown below

Asphere has a diameter of 10 in. what is the volume of the sphere?