A jeweller has bars of 18 carat gold and 12 carat gold. How much of each must be mix together to obtain a bar of 16-carat gold weighing 120 grams
Answers
Answered by
1
12+4 carrot gold In 120grams
Answered by
0
let 18 carat gold be x and 12 carat gold be y
according to 1st condition
x+y=120
according to 2nd condition
18x+12y=16×20
.
.
.
.
after adding the equations of two conditions you will get the ans
according to 1st condition
x+y=120
according to 2nd condition
18x+12y=16×20
.
.
.
.
after adding the equations of two conditions you will get the ans
Similar questions
English,
7 months ago
Computer Science,
7 months ago
Physics,
1 year ago
Political Science,
1 year ago
Math,
1 year ago
Chemistry,
1 year ago