School time

If Martin started school at 8:30. If he spent 6 3/4 hours in school, what time did he leave school?

Result

t2 = 15:15 hh:mm Wrong answer

Step-by-step explanation:

t1=8:30=8 hr 30 min =8+6030=8.5 hr=8.5 s=643=6+43=46 4+3=424+3=427=6.75 h  t2=t1+s=217+427=434+427=434+27=461=15.25=15:15 hh:mm



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arithmeticnumbersUnits of physical quantitiesGrade of the word problem

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