According to the Democratic Presidential candidates, 51% of young Americans support tuition-free college. Suppose a random sample of 30 students is selected. What is the probability that at least 10 of them support tuition-free college

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.

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

Give me the equations of two lines that have the same slope but are not parallel.