Does 2 dollar equal 100 japanese yen?

Mindy bought 5/8 pound of almonds and a 3/4 pound of walnuts.which pair of fraction cannot be used to find how many pounds of nuts she bought in all.

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?