GRE
0.15
$$\frac{3}{20}$$
The ratio of g to 1
The ratio of 1 to h
The average (arithmetic mean) of 67, 78, x, and 101
The average (arithmetic mean) of 66, 79, x, and 102
Percent increase in the weight of recycled newspapers in 1989 over 1988
Percent increase in the weight of recycled newspapers in 1990 over 1989
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