At their closest recorded distance apart, which was 34.8 million miles, it would take 182 seconds (just over three minutes). At their maximum possible distance apart, which is 250 million miles, it would take approximately 22 minutes for the signal to reach Mars.
video on the cost of concrete floors depending on the level of complexity concrete floors can cost as little as $ 2 to $ 6 a square foot or be as expensive as $ 15 to $ 30 a square foot
How much do stained concrete floors cost? On average, a simple stained concrete job can vary anywhere from $2 to $5 per square foot. If the job requires saw cut patterns and different colors, the costs can be between $5 to $11 per square foot. Sawed patterns and multiple colors can cost upwards of $17 per square foot.