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Tuesday, March 5, 2013

Civil Service Commission Professional or Sub-Professional Reviewer - Page 71/159

Mathematics Test II Solution - Page 71

10. Change 31/17 to a mixed number.

          1     
17 /  31
        17   
        14

therefore, the mixed number is 1  14  *Ans.
                                                                               17

11. 40 is what part of 64?

Part =  40 
           64

       =  40 / 8 
           64 / 8

       =  5  *Ans.
           8

12. Change 13  3  to an improper fraction.
                        7

Just multiply 7 to 13 then add 3 and over it by 7.

7 x 13 = 91 + 3 = 94 / 7 *Ans.


13. What is the average speed in kph of a car travelling 160 kilometers in 5 hours?

Ave. Speed =  distance 
                           time

                   =  160 km 
                           5 hrs.

                   = 32 kph *Ans.

Civil Service Reviewer Post 71/159