1. 3 gal and 2 qt subtracted from 8 gal and 7 qt= 6 gal and 1 qt?


2. 980 cm = 9.8 m?

3. choose a reasbonsible weight for a cow? 500kg?

4. are these numbers perfect triples 8.10.12? no?

5. square root of 49? =7?