To convert grammes to carats multiply by 5. I've generated some hopefully helpful examples randomly below, as with most random sentences please excuse the repetitive and occasionally comic outcomes.
To convert 0.6 grammes into carats multiply by 5 giving 3 carats.
How many carats of ruby's are there in 5.8 grammes? Just multiply by 5 to get the answer of 29 carats.
You have 4.7 grammes of gold but you need to know how many carats that is. To get the answer multiply by 5 which gives you 23.50000 carats.
In 6.4 grammes of silver there are 32 carats, to achieve this take 6.4 and just multiply by 5.