Replace the question mark with a number
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 157
The first user who solved this task is H Tav.
#brainteasers #math #riddles
Electric RangeIn 1859, the electric range, invented by George B. Simpson of Washington, D.C., was patented on this date. Mr. Simpson called his invention, an "electroheater." Heat was generated by passing electricity through wire coils |