Determine median value of the following series using graphic method :
`{:("Marks",0-5,5-10,10-15,15-20,20-25,25-30,30-35,35-40),("Number of students"," "4," "6," "10," "10," "22," "25," "18," "5):}`

The following table gives the marks obtained by some students. Calculate the median marks obtained by the students. {:("Marks",0-5,5-10,10-15,15-20,20-25,25-30,30-35,35-40,40-45),("Number of Students"," "6," "12," "17," "30," "10," "10," "8," "5," "2):}

The marks obtained by 100 students of a school are given below. {:("Marks",0-5,5-10,10-15,15-20,20-25,25-30,30-35,35-40),("No . of Students"," "4," "6," "10," "10," "25," "22," "18," "5):} Find out Q_(1),Q_(3),D_(6)and P_(95) .

Find out mode from the following data : {:("Class Interval",5-10,10-15,15-20,20-25,25-30,30-35,35-40),("Number of Childern"," "4," "5," "3," "2," "6," "7," "3):}

Calculate the median from the following series : {:("Age (Years)",55-60,50-55,45-50,40-45,35-40,30-35,25-30,20-25),("Number of Students"," " 7," "13," "10," "15," "30," "33," "28," "14):}

Caculate the mode from the following data : {:("Wages (Rs.)",0-5,5-10,10-15,15-20,20-25,25-30,30-35),("Number of Workers"," "3," "7," "15," "30," "20," "10," "5):}

The value of Q_(3) for the following distribution is {:("Marks group:", 5-10,10-15,15-20,20-25,25-30,30-35,35-40,40-45),("No of Student:",5,6,15,10,5,4,2,1):}

The value of Q_(3) for the following distribution is {:("Marks group:",5-10,10-15,15-20,20-25,25-30,30-35,35-40,40-45),("No of Student:",5,6,15,10,5,4,2,1):}

Locate the median graphically from the following data : {:("Marks",0-10,10-20,20-30,30-40,40-50),("Number of Students"," "10," " 20," " 30," " 20," " 10):}

Calculate mode of the following sercies : {:("Class Interval",0-5,5-10,10-15,15-20,20-25,25-30,30-35),("Frequency"," "1," "2," "10," "4," "10," "9," "2):}

Obtain the mean , median and mode of the following data : {:("Marks",0-10,10-20,20-30,30-40,40-50,50-60,60-70,70-80),("Number of Students"," "5," "7," "15," "25," "20," "15," "8," "5):}