Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$\frac{ 20 \times 100 \times 15 \times 100 \times 6 \times 100 }{ 150 \times 1000 \times 3 }$$

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