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We shall draw (40 ÷ 10) = 4 bottles for Monday, (60 ÷ 10) = 6 bottles for Tuesday, (80 ÷
10) = 8 bottles for Wednesday, and so on. Thus, we have the following pictograph:
number of milk bottles sold by a milk booth in a week

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Key: = 10 milk bottles

Example 2. The pictograph given below shows the number of letters written by Mr.
Singh to his friends on various days of a particular week. Read the pictograph and
answer the questions:

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Here, one represents 5 letters.

a. On which day did Mr. Singh write the maximum number of letters?
Wednesday

b. On which day did Mr. Singh write no letter? Friday

c. How many letters were written by Mr. Singh on Tuesday? 4 × 5 = 20 letters

d. How many letters were written by Mr. Singh during the whole week?
26 × 5 = 130 letters

210 Mathematics 4