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what is the elapsed time between 3:45 A.M. to 9:15 P.M.?with solution.


Sagot :

You may solve elapsed time in terms of fraction, due to minutes involved.

3:45 am is also 03:45 hours = 3 [tex] \frac{45minutes}{60minutes} [/tex]

9:15 pm is also 21:15 hours = 21 [tex] \frac{15minutes}{60minutes} [/tex]

3:45 hours = 3[tex] \frac{3}{4} [/tex]

21:15 hours = 21[tex] \frac{1}{4} [/tex]

 [tex] 20 \frac{5}{4} - 3 \frac{3}{4} = 17 \frac{2}{4} [/tex]

simplified:  

[tex]17 \frac{2}{4} = 17 \frac{1}{2} [/tex]

or 17 hours and 30 minutes