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
If you are pouring new concrete, either over a floor covering, or as a micro-topping to a concrete slab, then the process can get rather expensive. In the end you can end up paying as much as $15 - $30 per square foot for a concrete floor, which is more than many premium surface covering products.However this has to be balanced by the fact that concrete flooring in a kitchen can last practically forever if properly cared for.That means that long after you would have paid for a replacement for other materials, concrete will still be solid, strong, and looking the same as the day you first installed it.owever this has to be balanced by the fact that concrete flooring in a kitchen can last practically forever if properly cared for. That means that long after you would have paid for a replacement for other materials, concrete will still be solid, strong, and looking the same as the day you first installed it.