Problem 27
Why do we usually need to round off calculations that use measured numbers?
Problem 29
Round off each of the following measurements to three significant figures:
a.
Problem 31
Round off or add zeros to each of the following to give an answer with three
significant figures:
a.
Problem 32
Round off or add zeros to each of the following to give an answer with two
significant figures:
a.
Problem 33
For each of the following problems, give an answer with the correct number of
significant figures:
a.
Problem 35
For each of the following, give an answer with the correct number of decimal
places:
a.
Problem 36
For each of the following, give an answer with the correct number of decimal
places:
a.
Problem 37
The speedometer is marked in both
Problem 38
In a French car, the odometer reads 2250 . What units would this be? What units would it be if this were an odometer in a car made for the United States?
Problem 39
How does the prefix kilo affect the gram unit in kilogram?
