wiz-icon
MyQuestionIcon
MyQuestionIcon
9
You visited us 9 times! Enjoying our articles? Unlock Full Access!
Question

In one alloy there is 60% gold in its total mass, while in another alloy it is 35%. 12 kg of the first alloy was melted together with 8 kg of the second one to form a third alloy. Find the percentage of gold in the new alloy.

Open in App
Solution

Amount of gold in 1st alloy = 0.6* 12 = 7.2 kg. Amount of gold in 2nd alloy = 0.35* 8 =2.8 kg.
required % age of gold = (7.2+2.8)(12+8)×100 = 50 %.

flag
Suggest Corrections
thumbs-up
0
similar_icon
Similar questions
View More
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Percentages and Why Percentages
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon