Problema Solution
what would be the weight of a 22 carat gold ring (in grams) if it is made by melting 24 carat gold with ban 18 carat gold ring weighing 10 grams? [24 carat gold is taken as 100% pure gold]
Answer provided by our tutors
ans is 2.60
let vol of 22 =v
24 carrot=100 pure
1 carrot=100/24 pure
conserving total gold
100/24*22v=(v-10)100 +100/24*18*10
solve u get v