Replace the question mark with a number
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 169
The first user who solved this task is H Tav.
#brainteasers #math #riddles
Refrigerated railcarIn 1868, a patent for a refrigerator car, “ice box on wheels,” was granted to William Davis, a fish dealer in Detroit, Mich. (who also designed the first railroad refrigerated car). |