### What is the proper weight for a 56 year old 5'5 woman?

any thing between 53 and 65. to calculate the approximate, normal weight for any person, convert her/his height in centimeters and subtract 100 from the total. you get the aprox. weight. for example for a person with height 5.9", height in cm= 5.9*12*2.5 = 177 therefore normal weight is upto:177-100= 77kg.

### What is the formula for determining distance to the horizon from a given height?

To get an "approximate" distance to the oceanic horizon from a particular observation point, take the square root of the height of the observation point, add 22.5%, and that will give you the distance in statute miles. For example, if your eyes were 6 feet off the ground, and you stood atop a 50' tower, your observation point would be 56'. The square root of 56' is 7.48. Add 22.5% of 7.48 (1.68) to 7.48…