Find number abc
If c5517 + a3c3b = 13caa7 find number abc. Multiple solutions may exist.Correct answers: 42
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math
First U.S. night flightIn 1910, the first night airplane flight made in the U.S. was made by Walter R. Brookins in Montgomery, Alabama. |