Three tenths of the 400 acres were planted with alfalfaa. what percent of the land was planted with alfalfa?
b. how many of the 400 acres were not planted with alfalfa?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter