1)The ENR materials cost index (MCI) had a value of 2583.52 in January 2007. In the same month, the cost for cement was $95.90 per ton. If cement increased in price exactly in accordance with the MCI, what was the cost of cement per ton in 1913 when the MCI index value was 100?

2) In January 2007, the ENR 20-city construction common labor index had a value of 16,520.53 and the wage rate was $31.39 per hour. Assuming that labor rates increased in proportion to the common labor index, what was the common labor wage rate

per hour in 1913 when the common labor index had a value of 100?

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