Idon't get fractions what is 1/6 + 3/8

When you have fractions and you want to add, you have to make sure you have the same denominator, or the same bottom number. 

Ifound this on google “a skewed (non-symmetric) distribution is a distribution in which there is no such mirror-imaging. a "skewed right" distribution is one in which the tail is on the right side. a "skewed left" distribution is one in which the tail is on the left side. the above histogram is for a distribution that is skewed right.” i hope this you for what your looking for

Ithink it’s b because it say 3 plastic rings and all the balls