Pictograph, bar graph and simple data interpretation.
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Q1 · Data Handling · EASY
In a pictograph, one symbol of a book represents 5 books in a library. If the pictograph shows 7 such symbols for Monday, how many books were issued on Monday?
Q2 · Data Handling · EASY
The following bar graph shows the number of students absent in a class during five days of a week. On which day were the maximum number of students absent? Monday: 4 students Tuesday: 6 students Wednesday: 3 students Thursday: 8 students Friday: 5 students
Q3 · Data Handling · MEDIUM
A bar graph shows the number of pens sold by a shop in four months. In January, 40 pens were sold; in February, 60 pens; in March, 50 pens; and in April, 70 pens. What is the total number of pens sold in these four months?
Q4 · Data Handling · MEDIUM
A pictograph shows the number of mangoes sold by a vendor on four days. The key indicates that one mango symbol represents 8 mangoes. On Day 1, there are 3 symbols; Day 2 has 5 symbols; Day 3 has 4 symbols; and Day 4 has 6 symbols. How many more mangoes were sold on Day 4 than on Day 1?
Q5 · Data Handling · MEDIUM
The marks obtained by 5 students in Mathematics are: 72, 85, 68, 90, and 75. What is the average marks of these students?