Math Pre-Test              Name: ____________________

 

Instructions:  Answer as many of these questions as you can.  You may use a calculator but no one can help you in any way.  Include units, if applicable, in your answers.  Use the correct number of significant figures in your answer (if you know what they are), and if not, round all final answers to 2 decimal places.

 

1.  simplify:   128.92
                      0.16             à _________________ (decimal answer)

 

2.  If y – 44 + 10 = 21 then y must equal _________

 

3.  160    =   X             X = _____________

      42         19

 

4.    9.0

      3/17      à   _____________  (decimal answer)

 

5.  If 454 grams = 1.00 pounds (mass), how many pounds would 308 grams be: ____________

 

6.  If 186 000  =  1.86 E 5 (or 1.86 x 10⁵)  then 93 300 000 would be __________________

 

7.  If 0.005  =  5 E –3 (or 5 x 10^-3)  then 0.003 5  would be ________________

 

8.  If you have a metric ruler available, find the following for this sheet of paper using cm:         

 

     perimeter = _______________    area = _____________

 

9.  If 10 000 meters = 6.214 miles, how many miles are 15 000 meters: _________________

 

10. How long will it take a runner to go 5.2 miles if he runs each mile in 8 min 3 seconds:

 

     _______________________

 

11. To change Fahrenheit temperatures into Celsius temperatures, use the following formula:

          ° C = 5/9(°F – 32).  If the ambient temperature is 81 °F, find the Celsius temperature:

     ___________

 

12. For fun, if Haphazard Harry has 10 dozen apple halves in his house, then sells half in a hurry to Heinretta, then halves the remaining apple halves, how many apple halves does Harry have, disregarding halves half full of half-cut worms?

 

_____________