He ratio of pens to pencils in Mrs. Bosworth's desk is 3:1. What does this mean? A.
There are 3 more pens than pencils.
B.
There are 2 more pens than pencils.
C.
For every 3 pencils, there is 1 pen.
D.
For every 3 pens, there is 1 pencil.

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

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

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test