A necklace is being made with beads that are 1.25 centimetres in diameter each. The necklace is 30 centimetres long. How many beads are needed

24 beads are needed this is because if you divided 30 by 1.25, you get 24 beads as a result.

If you would like to know how many beads are needed for the necklace which is 30 centimeters long, you can calculate this using the following steps:

30 centimeters / 1.25 centimeters = 24

Result: There are needed 24 beads.