What is 10kpj mean on your ring?

How do you make the numbers 0-20 with four 2s only? How many lines of symmetry does a 18 sided polygon have? Is 16 a perfect number? What is the equation of a line that passes through the origin and has a slope of -2? Is -20 greater than -15? What is the x intercept for -x -2y equals 6? What time what equals 728? 8n equals 72 what is n? What is 50 divided by 3? How many pavers do you need for 54 square feet and pavers are 16x16? How many times can 3 go into 30? What is the reciprocal of 12 11? What is another word for not quite? How much is a gold 1967 kenedy half a dollar worth? Convert 4.5 to a fraction? If a life-size chess board is 12.2 ft by 12.2 ft then what is the total area of the chess board? My tens digit is double my ones digit. I am less than 70 and greater than 60. What am I? Estimating sums and differences? What shape has eight vertices? What is 1000 divided by 70?