Whakaoti mō y
y=0.85
Graph
Tohaina
Kua tāruatia ki te papatopenga
\frac{y}{0.765}=\frac{170}{153}
Whakarohaina te \frac{1.7}{1.53} mā te whakarea i te taurunga me te tauraro ki te 100.
\frac{y}{0.765}=\frac{10}{9}
Whakahekea te hautanga \frac{170}{153} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 17.
y=\frac{10}{9}\times 0.765
Me whakarea ngā taha e rua ki te 0.765.
y=\frac{10}{9}\times \frac{153}{200}
Me tahuri ki tau ā-ira 0.765 ki te hautau \frac{765}{1000}. Whakahekea te hautanga \frac{765}{1000} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.
y=\frac{10\times 153}{9\times 200}
Me whakarea te \frac{10}{9} ki te \frac{153}{200} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.
y=\frac{1530}{1800}
Mahia ngā whakarea i roto i te hautanga \frac{10\times 153}{9\times 200}.
y=\frac{17}{20}
Whakahekea te hautanga \frac{1530}{1800} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 90.
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