25 lbs of flour for $74.75 rate or unit per pound of flour. Show the work,

$ 2.99 per pound

Step-by-step explanation:

A unit rate is a rate with 1 in the denominator. If you have a rate, such as price per some number of items, and the denominator is not 1, you can calculate unit rate or price per unit by division

In your case divide 74.75 by 25 to get  unit per pound of flour.

what is the original number? you forgot to add it.