Whakaoti i te 0.0725((3*0.1725)+(3*0.072))/9*0.1725+20*0.0725=

$$\frac { 0.0725 ( ( 3 \cdot 0.1725 ) + ( 3 \cdot 0.072 ) ) } { 9 \cdot 0.1725 + 20 \cdot 0.0725 } =$$

Aromātai

$$\frac{42543}{2402000}\approx 0.01771149$$

Ngā Upane Otinga

Whakareatia te 3 ki te 0.1725, ka 0.5175.

$$\frac{0.0725\left(0.5175+3\times 0.072\right)}{9\times 0.1725+20\times 0.0725}$$

Whakareatia te 3 ki te 0.072, ka 0.216.

$$\frac{0.0725\left(0.5175+0.216\right)}{9\times 0.1725+20\times 0.0725}$$

Tāpirihia te 0.5175 ki te 0.216, ka 0.7335.

$$\frac{0.0725\times 0.7335}{9\times 0.1725+20\times 0.0725}$$

Whakareatia te 0.0725 ki te 0.7335, ka 0.05317875.

$$\frac{0.05317875}{9\times 0.1725+20\times 0.0725}$$

Whakareatia te 9 ki te 0.1725, ka 1.5525.

$$\frac{0.05317875}{1.5525+20\times 0.0725}$$

Whakareatia te 20 ki te 0.0725, ka 1.45.

$$\frac{0.05317875}{1.5525+1.45}$$

Tāpirihia te 1.5525 ki te 1.45, ka 3.0025.

$$\frac{0.05317875}{3.0025}$$

Whakarohaina te \frac{0.05317875}{3.0025} mā te whakarea i te taurunga me te tauraro ki te 100000000.

$$\frac{5317875}{300250000}$$

Whakahekea te hautanga \frac{5317875}{300250000} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 125.

$$\frac{42543}{2402000}$$

Tauwehe

$$\frac{29 \cdot 163 \cdot 3 ^ {2}}{1201 \cdot 2 ^ {4} \cdot 5 ^ {3}} = 0.017711490424646127$$