

MCQOPTIONS
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1. |
Addition of sugar in concrete results in _______ |
A. | Increase in setting time by about 1 hr |
B. | Increase in setting time by about 4 hr |
C. | Decrease in setting time by about 1 hr |
D. | Decrease in setting time by about 4 hr |
Answer» C. Decrease in setting time by about 1 hr | |