an ornament is made of gold and copper and weight 52 grams. if 2/3 parts of it is copper , find the weight of pure gold in it
Answers
Answered by
1
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Answer:
17 1/3 grams or 17.33 grams of gold
Step-by-step explanation:
Weight of ornament = 52 grams
It is given that 2/3 part of it is copper
Hence, good present in the ornament
= 1 - 2/3
= 1/3
Now, weight of gold present
= Amount of gold × Total Weight
= 1/3 × 52
= 52/3
= 17 1/3 grams or 17.33 grams of gold
Answered by
2
Answer:
weight of ornament is 52 grams
copper =2/3part=52×2/3grams=104/3 grams
gold =(52-104/3)grams
=(156-104)/3 grams
=52/3 grams
=17 1/3grams
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