Question

There are two kinds of alloys of tin and copper. the first alloy contains tin and copper such that 93.33% of it is tin. in the second alloy there is 86.66% tin. what weight of the first alloy should be mixed with some weight of the second alloy so as to ma

Answer 1

question is incomplete.

Answer 2

Explanation:

Iraq

Tin was first used in 3500 BC in the city of Ur in southern Mesopotamia, now known as Iraq. The natives of Iran made articles from bronze, which is an alloy of tin and copper. The earliest uses of tin were in Turkey. It was first mined and refined in Turkey.