In general, mattresses are about 75 inches long. King mattresses are about 80 inches. Cal King mattresses are narrower, but are usually 84 inches long.
A inch
The BEST estimate can only be 2852.831 anything else is not BEST.
17.77
an estimate is near enough, this answer is correct - 161.02
A king mattress can range in price from $300 at Target to over $4000 at Raymour & Flanigan for example. There is no average price of a king mattress since the specifications for any mattress are wide and varied according to types of materials used and type of mattress period. Just like a car, you can buy a budget model or a luxury model according to your needs and wallet.
4inches
Earthworms vary greatly in their length.
300 feet
About 4 millimeters
1 meter
12mm
21 feet
2 centimeters
about 3 meters
9 cm
About 20 to 40
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