Help me please with rounding to the thausandths place

If i have one apple and give you the apple, how many apples do i have?

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96