Question

Completati tabelele de mai jos stiind ca marimile x si y sunt direct proportionale :
a) x: 4 8 16 12
y:.. ... 20 ...

b)x: 5 ... 20 35
y: ... 6 12 ...

c)x: 10 2 1 ...
y: ... 14 ... 35

d) x: ... 12 18 24
y: 5 .... 15 ...

Answer 1

a)
x/y=16/20=4/5
y={5,10,15}

b)
x/y=20/12=5/3
x={10}
y={3,21}

c)
x/y=2/14=1/7
x={5}
y={70,7}

d)
x/y=18/15=6/5
x={6}
y={10,20}