| Weekly Wages (ₛ): | 200-400 | 400-600 | 600-800 | 800-1000 |
| No. of Workers: | 20 | 40 | 30 | 10 |
| C.I. | f | M.V.(m) | fm | $\bar{\text{X}}=560|\text{D}|=|\text{m}-\bar{\text{X}}|$ | f|D| |
| 200-400 | 20 | 300 | 6,000 | 260 | 5,200 |
| 400-600 | 40 | 500 | 20,000 | 60 | 2,400 |
| 600-800 | 30 | 700 | 21,000 | 140 | 4,200 |
| 800-1000 | 10 | 900 | 9,000 | 340 | 3,400 |
| $\Sigma\text{f}=100$ | $\Sigma\text{fm}=56,000$ | $\Sigma\text{f|D|}=15,200$ |
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
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A
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3
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5
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8
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4
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7
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10
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2
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1
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6
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9
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B
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6
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4
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9
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8
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1
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2
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3
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10
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5
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7 |
| Items | Weight | Prices | |
| 2000 | 2010 | ||
| Wheat | 15 | 10 | 15 |
| Rice | 10 | 8 | 16 |
| Pulses | 5 | 5 | 10 |
| Milk | 4 | 2 | 4 |
| Oil | 6 | 4 | 6 |
| Sugar | 7 | 3 | 6 |
| Salt | 3 | 1 | 2 |
| Output (Units) | 1 | 2 | 3 | 4 |
| Marginal Cost (₹) | 40 | 30 | 35 | 39 |