Question

a 50g of an alloy contains 17 gm of copper . how much of copper is contained in 77 gm of the alloy​

Answer 1

Step-by-step explanation:

• 50g gives17g
• then77g gives x
• then x= 77x17/50
• so x=26.8
• so 26.8 g of copper required

Answer 2

let 50g be %

so 17/50 will be 34%.

34%of 77 is 26.18

so answer is 26.18g.