an alloy of zinc and copper contains 25% of zinc . find the weight of copper in 40kg of alloy .
plz answer correctly and exp

1 thought on “an alloy of zinc and copper contains 25% of zinc . find the weight of copper in 40kg of alloy .<br />plz answer correctly and exp”

1. Answer:

   30 Kg

   Step-by-step explanation:

   25% of 40kg = weight of zinc

   25% of 40 = 10 kg

   weight of copper = 40 -10 kg = 30kg

   Reply