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Mental Maths

Reena went to the park and saw different insects while walking. She presented the number of insects
in the bar graph given below.

1. How many ants did she see? 2. Which insects was seen the least?
3. How many grasshoppers did she see? 4. How many insects were seen in total?

maths fun
1. Students of a class will be asked to write at least 10 names of your classmates on the blackboard.
2. Count the number of alphabets in each name and complete the table given below.
S. No Name of the student Number of alphabets used
1 RAJeSH THAkUR 12
2
3
4
5
6
7
8
9
10
Now, ask the students to answer the following questions:
(a) How many times vowel ‘A’ comes in the name altogether?
(b) How many times vowel ‘e’ comes in the name altogether?
(c) How many times more than any two vowels comes in the name altogether?
(d) How many times only one vowel comes in the name altogether?
(e) Are there any name written that does not have any vowel?
Taking 1 unit length = 2 alphabets, make a bar graph.

129 Data Handling and Presentation