1). f(x) = 3x + 15 then what's f^-1(x)?

The two-way table shows the number of people whose hobbies are reading or solving puzzles and who either ride a motorcycle or don’t ride a motorcycle. among people whose hobby is reading, what is the relative frequency of not riding a motorcycle? express your answer as a decimal, and round it to the nearest hundredth if necessary. enter your answer in the box. reading solving puzzles ride a motorcycle 7 3 don't ride a motorcycle 5 9

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

When the ball has traveled a distance of