A bag contains one red pen, four black pens, and three blue pens. Two pens are randomly chosen from the bag and are not replaced. What is the probability that a blue pen is chosen first and then a red pen is chosen?
A. 1/7
B. 3/8
C. 3/56
D. 3/14

Find the value of the variable and the length of each secant segment.

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.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15