The ring in the figure has a radius of 71 cm. It has 10 more protons than electrons. This net charge is distributed uniformly over it. What is the electric field at point P, which is on the axis of the ring, and 83 cm from its center?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.

Acertain group of women has a 0.640.64% rate of red/green color blindness. if a woman is randomly selected, what is the probability that she does not have red/green color blindness? what is the probability that the woman selected does not have red/green color blindness? nothing (type an integer or a decimal. do not round.)

What is the measure of ba (the minor arc) in the diagram below?