Evaluate the expression (13 - 2) ^ 2 ÷ 11
What is the value expression?

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

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