Physics for Scientists and Engineers 3E by R. Knight, P1.28

Compute the following numbers, applying the significant figure rule adopted in this textbook.

a. \displaystyle 33.3\times 25.4

b. \displaystyle 33.3-25.4

c. \displaystyle \sqrt{33.3}

d. \displaystyle 333.3\div 25.4

Solution:

Part a

\displaystyle 33.3\times 25.4=846         ☚

Part b

\displaystyle 33.3-25.4=7.9         ☚

Part c

\displaystyle \sqrt{33.3}=5.77          ☚

Part d

\displaystyle 333.3\div 25.4=13.1          ☚