Mathematics, 26.02.2021 14:00, lollipop83

The value of z varies jointly with x and y. if z=4 when y=20 and x=10, find the value of z when x=2 and y=68 1. z=2/3
2. z=17
3. z=0.50
4. z=2.72

Answers: 3

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The value of z varies jointly with x and y. if z=4 when y=20 and x=10, find the value of z when x=2...