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1. |
A cement concrete road is 1000 m long, 8 m wide and 15 cm thick over the sub-base of 10 cm thick gravel. The box cutting in road crust is |
A. | 500 m³ |
B. | 1000 m³ |
C. | 1500 m³ |
D. | 2000 m³ |
Answer» D. 2000 m³ | |