Would you classify 195 as a perfect square, perfect cube, both, or neither?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points

Determine the intercepts of the line that passes through the following points. (15,-3)(15,−3) (20,-5)(20,−5) (25,-7)(25,−7)