1,387 because you just add all the bricks (421+623+343)
Answer:
The minimum would be 4,500, and the maximum would be 4,700.
Step-by-step explanation:
If I am not mistaken, you simply need to add or subtract 100 to find the minimum or maximum, as it stated that 4,600 is an estimate that is valid for a range of 100 (up or down).
Answer:
2.3 hours because 18/60=.3 and add the 2 hours
Yes, Because if you draw this into a graph it comes has a straight line going thought the origin