Mock Test - 7/ Math - Data Handling 1

                      MY DIGITAL GURUKUL

                                Class - VII

                     Math ( Data Handling)

F. M.- 20                                                       Time - 45 min

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1.  Find the mean of the first whole numbers.  [2]

2.  A cricketer score the following runs in eight 

    innings. 58, 76, 40, 35, 46, 45, 0, 100

     Find the mean score.  [2]

3.  The marks out of 100 obtained by a group 

    of students in a math test are 85, 76, 90, 85,

    39, 48, 56, 96, 81, 75 Find the 

   i)  Lowest and the highest marks obtained by 

       the students.

    ii)  Range of the marks obtained.

     iii)  Mean marks obtained by the group.  [3]

4.  The daily maximum and minimum temperature

    in kolkata during one week in the month of April

    in given bellow. Construct a double bar graph 

     using this data.        [5]

                     Max ℃                       Min ℃     

   Mon            16.2                           11.2

  Tue               14.8                           9.8

   Wed             25.2                          20.5

   Thu              16.5                          10.5

   Fri               24.2                           18.5

  Sat                28.2                           21.3

  Sun               26.3                           19.5

5)  Given below is the data showing the number 

     of children in 20 families of the locality:

    4, 2, 4, 3, 3, 3, 0, 4, 5, 3, 2, 4, 3, 5, 2, 3, 3, 4, 1, 4, 

   Arrange the data in ascending order and then 

   prepare a frequency table. [5]

6)  The mean of 10 numbers is 7. if is number

     multiplied by 12, then find the new mean.[3]

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