For each greeting card jacqui sells, she makes a profit of $0.35. in one week, she made a profit of $42. she sells the card for $0.75 each. about how much did she earn before paying expenses?

The us is not democratic (facts/data/information/reason to prove the us is undemocratic)

What statement is true about all chemical changes? a) chemical changes can be undone. b) chemical changes cannot be reversed. c) chemical changes change the color of objects. eliminate d) chemical changes do not form new products.

Alife insurance salesman sells on the average 3 life insurance policies per week. use poisson's law to calculate the probability that in a given week he will sell 2 or more policies but less than 5 policies? i just require an answer.