The half-life of strontium -90 is approximately 29 year’s . how much of a 150 g sample of strontium-90 will remain after 116 years

In an experiment you are to flip a two sided coin 100 times and record 55 heads up and 45 tails up determine the theoretical and experimental probability of getting a heads up in the experiment.

What are the related frequencies to the nearest hundredth of the columns of the two way table? group 1: a-102 b-34group 2: a-18 b-14edited: i don’t have all day to be waiting for an answer. i figured it out.

What is sin 7x/4 ? i need on this urgent trig