\( 30\% \times 150 \text{ watts} = 0.30 \times 150 = 45 \text{ watts} \)

February 22, 2026

$30\% \times 150 \text{ watts} = 0.30 \times 150 = 45 \text{ watts}$

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An industrial designer is optimizing a product to emit 30% less energy than the current model, which uses 150 watts. How many watts will the new model emit?
Calculate the reduction in energy:
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