Question

HELP HELP HELP HELP HELP HELP HELP HELP HELP ​

Answer 1

Answer:

by asking some discreet question

this is very intresting ch of 10 class

Answer 2

Answer:

Answer:The fineness of a precious metal object (coin, bar, jewelry, etc.) represents the weight of fine metal therein, in proportion to the total weight which includes alloying base metals and any impurities. Alloy metals are added to increase hardness and durability of coins and jewelry, alter colors, decrease the cost per weight, or avoid the cost of high-purity refine