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Numeric and Unit Processing Quiz

  1. Convert from scientific to standard notation.
    1. )   7.23 x 10-2=
       
    2. )   1.8 x 102=
       
  2. Convert from standard notation to scientific notation.
    1. )   0.00044 =
       
    2. )   897 =
       
  3. Use dimensional analysis to solve these problems. SHOW ALL YOUR WORK AND UNITS.
    1. )  18 ft = ? inches
       
       
    2. )   9 inches = ? feet
       
       
    3. ) Your mom's hybrid car gets 50 miles to the gallon. Gasoline at the moment is $2.50 per gallon. If the Alderwood Mall is 55 miles away how much does it cost to drive there?
       
       
       
  4. Use the King Henry (KHDMDCM) method to convert the following metric measurements to the indicated units.
    1. )  5.2 km = _____________ m
       
    2. )  0.45 m = _____________ mm
       
 

Numeric and Unit Processing Practice Answers

  1. Convert from scientific to standard notation.
    1. )   7.23 x 10-2= 0.0723
    2. )   1.8 x 102= 180
  2. Convert from standard notation to scientific notation.
    1. )   0.00044 = 4.4 x 10-4
    2. )   897 = 8.97 x 102
  3. Use dimensional analysis to solve these problems. SHOW ALL YOUR WORK AND UNITS.
    1.  
      18 feet   x   12 inches   =   216 inches
          1 foot    
    2.  
      9 inches   x   1 foot   =   0.75 feet
          12 inches    
    3.  
      55 miles   x   1 gallon   x   $2.60   =   $3.38
          50 miles   1 gallon    
  4. Use the King Henry (KHDMDCM) method to convert the following metric measurements to the indicated units.
    1. )  5.2 km = 5200. m
    2. )  0.45 m = 450. mm