- 1.
- Between 123 and 194 feet
- 4.
- (a) Between mile and mile. (b) mile. (c) Every 6 minutes.
- 5.
- (a) The water level is decreasing. (b) The water level is rising
between early February and late June. Water level is higher on July 1,
because the inflow area is greater than the outflow area. (d) The water level
is lower at the end of the year, because total outflow area is greater than
inflow area.
- 8.
- (a) 12 or 13; 25. (b) 200; 500. (c) 600. (d) 50. (e) decreasing;
increasing. (f) Yes, about 4:35. (g) 1 pm; 75; 1 hour.
- 10.
- (a) . (d)
. (e)
.
- 11.
- (c) . (d) .
- 12.
- (c) We get 1 for and for each of the numbers from
to
.
(f) .

- 14.
- If
, then and the time lapsed is
, so that the distance traveled is
.

Jason Grout 2003-03-28