Find number abc
If 7b2c3 - ac210 = 1a083 find number abc. Multiple solutions may exist.Correct answers: 2
#brainteasers #math
Photocell operated doorsIn 1931, installation was completed on the first commercial doors operated by photoelectric cell. A magic eye controlled automated swinging doors between the kitchen and main dining room of Wilcox's Pier Restaurant in West Haven, Conn. |