Compute a price index for the following by simple aggregate method :
`{:("Commodity",A,B,C,D,E,F),("Price in 1986 (₹)",20,30,10,25,40,50),("Price in 1991 (₹)",25,30,15,35,45,55):}`

Compote a price index for the following by simple aggregate method:

Compute a price index for the following data by simple aggregate method. {:("Prices in 2008 (in ₹)", 20, 30, 25, 40, 50),("Price in 2010 (in ₹ )" , 25, 30, 35, 45, 55):}

Compute a price index for the following by (i) simple aggregate and (ii ) average of price relative method.

The geometric mean of 5,8,10,15,20,25,30,35 is

The age distribution of 400 persons in a colony having median age 32 is given below: {:("Age (in years) :", 20-25,25-30,30-35,35-40,40-45,45-50),("Frequency :", 110,x,75,55,y,30):} Then, x - y is

The median class in the following frequency distribution is {:("Class interval :",0-10,10-20,20-30,30-40,40-50),("Frequency :",12,13,25,20,10):}

Construct a frequency distribution table from the following cumulative frequency distribution : {:("Calss Interval","Frequency"),(5-10,18),(10-15,30),(15-20,46),(20-25,73),(25-30,90):}

From the following frequency distribution, prepare the 'less than' ogive. {:("Rainfall (in cm)",5-15,15-25,25-35,35-45,45-55,55-65),("Number of days",22,10,8,15,5,6):}

Find the first decile for the following data: {:("Size", 0.10,10-20,20-30,30-40,40-50,50-60,60-70,70-80),("Frequency "," "2," "18," "30, " "45, " "35, " "20, " "6, " "3):}

The index number of the following data for the year 2019, taking 2018 as base year was found to be 116. The simple aggregate method was used for calculation. Find numerical value of a, b, if the sum of prices is, the year 2019 is ₹ 203. {:("Item","Price (in ₹) for year 2019","Price in ₹ for year 2018"),(A,30,10),(B,25,20),(C,45,25),(D,15,30),(E,35,a),(F,b,50):}