In a family with 4 children, excluding multiple births, what is the probability of having 4 girls? Assume that a girl is as likely as a boy at each birth.

Which strategy is used by public health to reduce the incidence of food poisoning?

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?

Change negative exponents to positive. then solve. round to four decimal places