Math, asked by prabaltripura1234567, 7 months ago

Question 3. what is the percentage of copper if the casting weight of copper 42.3 kg and tin weight 2.7 kg? give of the soliution

Answers

Answered by hello161007

4

Answer:

94%

Step-by-step explanation:

Weight of Copper = 42.3kg

Weight of Tin = 2.7kg

Total weight = 42.3kg+2.7kg

= 45kg

Percentage of copper =

$(\frac{42.3kg}{45kg} \times 100)percent$

$= 94percent \\$

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