Find number abc
If 92717 - 2baba = c8a7b find number abc. Multiple solutions may exist.Correct answers: 2
#brainteasers #math
Solar batteryIn 1955, a solar energy battery was first shipped from an American commercial factory, National Fabricated Products, Inc., Chicago, Ill. The battery was disc shaped, about the size of a half-dollar, with two terminals. It was hermetically sealed, and provided about half of a volt of electricity. |