Jack is 2 times as old as Lacy. 5 years ago the sum of their ages was 20. How old are they now?

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол