1 Answers

Option 2 : 560

Calculation:

Energy consumed in 1st shift = 30 × 8 = 240 kwhr

Energy consumed in 2nd shift = 25 × 8 = 200 kwhr

Energy consumed in 3rd shift = 15 × 8 = 120 kwhr

∴ Total energy consumed by factory in a day

= 240 + 200 + 120 = 560 kw - hr

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