Question

ans tiz question

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Answer 1

Step-by-step explanation:

follow above method to get the answer

Answer 2

Answer:

let the quantity of 18 carat gold be x

                             12 carat gold be y

x+y=120------------>eq1

18x+12y=16*120

3x+2y=320------>eq2

eq 1 *3

3x+3y=360------>eq3

eq2-eq3

y=40

substituting y in eq 1

we get x=80

quantity of 18 carat gold =80gm

     "        "  16    "       "       =40gm

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