A scale model of a building is being built. That actual height of the building is 250 ft. The scale is 3 in. : 4ft. What will be the height of the model

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8