Question

in an alloy of copper zinc and tin there is 40% of copper and 45% of zinc find the weight of tin in 120kg of this alloy?

Answer 1

Step-by-step explanation:

given

the quantity of copper=40%

the quantity of zinc=45%

the total quantity of alloy=100%

so,

the quantity of tin=100-85=15%

now

the weight of tin in kg=120*15/100

=18kg

hence:-

the weight of tin is 18kg in the alloy

I hope it will be helpful

Answer 2

Answer

18%

Step-by-step explanation:

The quantity of copper 40%

The quantity of zinc. 45%

Y