What does 050 mean on jewelry?

What are the factors pf 550? How do you do this 108divide9minus3by18minus5by3? Design a simple circuit based on combinational logic to double the output frequency? Why are equivalent fractions important when adding and subtracting fractions? How is 2.32 written in words? Is -10 greater than -20 Why? How do you Rename the fraction 45 over 75 as a decimal? What is the percentage for 282 of 400? What is 949 rounded to the nearest 100? What fraction does the given decimal make 0.07? What is 14 out of 30 as a percentage? What is 4.0718 rounded to the nearest cent? How could you use the relationship between the numerator and denominator of fractions equivalent to one-half to determine if a fraction is less than one-half? What do 27 and 18 both go into? How do you write 895.3 in standard form? How can you convert 77.7repeating to a decimal? How much concrete for a slab 12 ft By 20 ft 4 inches thick? What is 0.667 rounded to the nearest thousandth? What is 762 rounded to the nearest hundred? The sum of two consecutive odd integers is 208 Find the integers?