CAT · Data Interpretation & Logical Reasoning
Line Charts
Trend interpretation, growth rates, multiple-line comparisons.
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Take a full mock →Q1 · Line Charts · MEDIUM
A line chart depicts the monthly sales (in units) of a product over six months: Jan = 500, Feb = 550, Mar = 480, Apr = 620, May = 700, Jun = 660. In how many months did the sales increase compared to the previous month?
Q2 · Line Charts · HARD
A line chart shows the monthly sales (in units) of two brands, X and Y, over six months (Jan–Jun). Brand X sales: 400, 420, 450, 480, 500, 520. Brand Y sales: 500, 490, 470, 460, 450, 430. In which month did Brand X first surpass Brand Y in sales?
Q3 · Line Charts · HARD
A line chart displays the quarterly profits (in crores) of two companies, X and Y, over four quarters: Company X: Q1=45, Q2=52, Q3=48, Q4=60 Company Y: Q1=50, Q2=48, Q3=55, Q4=58 If the trend continues linearly for Q5, which company is expected to have higher profit in Q5, and approximately by how much?
Q4 · Line Charts · HARD
A line chart tracks the monthly revenue growth rate (in percentage) of a startup over six months: January to June. The growth rates are: Jan = 8%, Feb = 12%, Mar = 6%, Apr = 10%, May = 15%, Jun = 9%. The revenue in January was Rs 50 lakhs. Assuming the growth rate each month is applied to the previous month's revenue, what is the approximate revenue (in lakhs) in June?
Q5 · Line Charts · MEDIUM
A line chart shows the average temperature (°C) in a city across six months: Jan-18, Feb-21, Mar-25, Apr-29, May-32, Jun-30. In which consecutive two-month period did the temperature increase by the smallest amount?