3.5
Six pairs
There are 42 days in six weeks.
A cube has six pairs of intersecting line segments. These six pairs will total 72 lines in a cube.
Six of them.
There are many pairs. An easy pair to remember is 1 and 42.
six
He kept six pairs of every type of Jordans.
All insects have three pairs of legs.
A regular dodecagon has six pairs of parallel lines.
six.
42
How many different outfits are possible from six shirts, four pairs of pants, and five pairs of socks?