If 40% of a number is 14, find 20% of that number.

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.

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Write the fraction or mixed number and the decimal shown by the model