If 8 pieces of rope are cut into 1/3 lengths, how many pieces of rope are there?

If lmn=xyz, which congruences are true by cpctc? check all that apply

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

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.