Hello! To solve equations of this sort, you have to multiply the length by the width, then that number by the height. 6 meters x 3 meters = 18 meters 18 meters x 9 meters = 162 meters The correct answer is c
only the first statement is true - it is the experimental probability. the rest is incorrect: the ratio is not the number of trials; the theoretical probability should be 0.5 (for unbiased coins); ratio never represents a number of occurences.