I Need Help Please ASAP. I have been stuck for more than an hour. Find the standard deviation of the given data rounded to the nearest hundredth. 147, 141, 120, 124, 128​

Can't gugys answer the ratio question. this is urgent the plans of a building is drawn toward scale of 1: 1000. kfc the foyer on the plans measures 62mm by 54mm, how large is the foyer in real life?

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

Can someone me and do the problem plz so i can understand it more better