I need help with this question!!

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1

Problem ann increased the quantities of all the ingredients in a recipe by 60\%60%. she used 8080 grams (\text{g})(g) of cheese. how much cheese did the recipe require?

Using this spinner and a number cube, which simulation would you answer this question? a school survey of 90 sixth graders showed that 25% of them play basketball and about 17% play soccer. what are the chances that a sixth grader plays basketball and soccer?