Nora works at a retail store. she earns a commission of $5.50 on each item she sells. if she sells 17 items, how much does she earn from commissions? if nora sells 17 items, she earns $ from commissions.

Zoe placed colored blocks on a scale in science class. each block weighed 0.8 ounces. the total weight of all the colored blocks was 12.8 ounces. how many blocks did zoe place on the scale? write and solve an equation to find the answer.

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10

The graph of a curve that passes the vertical line test is a: