Top 20 PYQs (2019–2021) — with Solutions & Shortcuts
SSC CGL Data Interpretation is one of the most frequently tested topics — 20 previous year questions from 2019–2021 papers are included on this page. Each question comes with a step-by-step solution, common trap identified, and a time-saving shortcut.
Study the following table and answer the questions.
The table below shows the monthly sales (in lakhs of rupees) of five different products across a retail company for the year 2023.
Product
January
February
March
April
May
June
Product A
12
15
18
20
22
25
Product B
8
10
12
14
16
18
Product C
20
20
20
20
20
20
Product D
5
7
9
11
13
15
Product E
15
14
13
12
11
10
Q1Easy
Which product has the highest total sales from January to June?
Q2Easy
By what percentage did Product D's sales increase from January to June?
Q3Easy
What is the difference between the total sales of Product C and Product E from January to June?
Q4Easy
What is the total sales of Product A from January to June?
📊Data / Passage
Directions
Study the following table showing the sales performance of five retail stores across four quarters and answer the questions.
Store Name
Q1 (₹ Lakhs)
Q2 (₹ Lakhs)
Q3 (₹ Lakhs)
Q4 (₹ Lakhs)
Store A
50
60
70
80
Store B
40
50
60
70
Store C
60
60
60
60
Store D
30
45
60
75
Store E
80
75
70
65
Q2Easy
What is the difference between the total sales of Store C and Store E across all quarters?
Q3Easy
By what percentage did Store B's sales increase from Q1 to Q4?
Q4Easy
What is the total sales of Store A across all four quarters?
📊Data / Passage
Directions
Study the following table showing monthly sales (in lakhs of rupees) of five retail stores and answer the questions.
Store Name
January
February
March
April
May
Store A
45
50
55
60
65
Store B
30
35
40
45
50
Store C
60
58
56
54
52
Store D
40
42
44
46
48
Store E
50
55
60
65
70
Q3Easy
By what percentage did Store B's sales increase from January to May?
Q4Easy
Which store showed a consistent decrease in sales from January to May?
Q5Easy
What is the difference between the total sales of Store E and Store C over all five months?
Q6Easy
What is the average monthly sales of Store D over the five months?
📊Data / Passage
Directions
Study the following table and answer the questions.
The table below shows the sales data (in lakhs of rupees) of five branches of a retail company across four quarters of a financial year.
Branch
Q1
Q2
Q3
Q4
Delhi
120
150
180
210
Mumbai
140
160
175
185
Bangalore
100
120
140
160
Chennai
80
100
120
140
Kolkata
110
130
150
170
Note: All figures are in lakhs of rupees.
Q4Easy
What is the percentage increase in sales of the Chennai branch from Q1 to Q4?
Q5Easy
What is the ratio of Q1 sales of Mumbai to Q1 sales of Kolkata?
Q6Easy
Which branch has the highest sales in Q3?
📊Data / Passage
Directions
Study the following table showing the sales (in lakhs of rupees) of five different product categories across four quarters of a financial year, and answer the questions.
Product Category
Q1
Q2
Q3
Q4
Electronics
120
150
180
210
Clothing
80
100
120
140
Home & Kitchen
60
75
90
105
Sports & Outdoors
40
50
60
70
Books & Media
20
25
30
35
Q8Easy
What is the ratio of Q4 sales of Books & Media to Q4 sales of Sports & Outdoors?
📊Data / Passage
Directions
Study the following table and answer the questions.
The table below shows the sales figures (in lakhs of rupees) of five product categories across four quarters of a financial year for TechCorp Industries.
Product Category
Q1
Q2
Q3
Q4
Smartphones
150
180
210
240
Laptops
120
140
160
180
Tablets
80
90
100
110
Accessories
60
70
80
90
Software
40
50
60
70
Q9Easy
What is the total sales of Smartphones across all four quarters?
Q10Easy
Which product category had the highest total sales across all four quarters?
📊Data / Passage
Directions
Study the following table showing quarterly sales (in lakhs ₹) of five companies and answer the questions.
Company
Q1
Q2
Q3
Q4
Alpha
40
50
60
70
Beta
30
35
40
45
Gamma
50
55
60
65
Delta
20
25
30
35
Epsilon
60
65
70
75
Q10Easy
What is the average quarterly sales of Delta company?
Q11Easy
What is the total sales of Alpha company across all four quarters?
📊Data / Passage
Directions
Study the following table showing the sales (in lakhs of rupees) of five different products across four quarters and answer the questions.
Product
Q1
Q2
Q3
Q4
Product A
120
140
160
180
Product B
100
110
120
130
Product C
80
90
100
110
Product D
150
150
150
150
Product E
60
75
90
105
Q18Easy
By what percentage did Product E's sales increase from Q1 to Q4?
🔓
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