Answer:
Step-by-step explanation:
This is actually a bit confusing but I think you could only make a necklace for 2 people. Each person will recieve 27 blue beads, and 9 red beads. Hope this helps!
m < DAB + m < ADC = 180 (because ABCD is a parallelogram)
so m < ADC = 180 -112 = 68 degrees
Therefore m < ADB = 68 - 27 = 41 degrees (answer)
15 per month------------------------