Anumber is chosen at random from 1 to 25. find the probability of selecting a number less than 2

What is 1/2 x (6 x 4)+3 + 2 show your work

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days