Question

the ratio of gold and silver of electurm 9: 7 if the weight of the silver in that sample of alloy is 9.8 kg then what is weight of the gold in alloy


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Answer 1

Answer:

Q1

An alloy is a nixture of neelals. Nust of the gold used in jewellery is an alloy of pure gald in other metalls which are added to thake the gold harder. Phre godd is 24 curab (c1). so 18 card gond is an alloy uf golu and other matals in the ratio 18:6. In ather words,

2

10

parts pure gold and − other notals 1 10 A jeweller makes an 18ct golk alley uster grams of pure guld. What inchess uf outher metals does she adt? An 18cl goid chain contains four grams of pure gold. How much other metal does it contain? (c) What is the ratio of gold to other metals in 140 gold is? (d) What is the ratio of gold to other metals in 9 ct guild?

Answer 2

Answer:

10.6 kg...............