What does col 10-14k stamped on a ring mean?

What is 9x14 divide by 2? How many times can 9 go into 64? How much inches in 36 millimiteres? 0.075 as a fraction? What is 18.153 rounded t the nearest cent? What number must you add t complete the square x2 plus 18x equals -13? What is bigger 4.8 or 4.80? How many inches is 35mm? What is the pattern of 10-6-4-3? Is 160 divided by 365 the same as 32 divided by 73? How many times does 36 go into 340? What is the reciprocal of 0? What is the area of a piece of sheet metal that has sides measuring 17.4cm 19.2cm and 12.1 cm? What is 0.37 rounded to the nearest tenth? When two integers have different signshow can you tell which is greaterWhen two integers have same signhow can you tell which is greater? What is the exact circumference of a circle with a radius of 10 in? Convert 88 pounds to kilograms? 4 subtract what will give you 15? What are the numbers that you can multiply to get 130? What is the circumference of 5 foot circle?