Tables — Prelims Questions

A table shows production data for five factories (A, B, C, D, E) across three years (2021, 2022, 2023). Factory A produced 120, 150, 180 units respectively. Factory B produced 200, 180, 220 units respectively. If the total production of all factories in 2022 was 800 units, and factories C, D, E had equal production in 2022, what was the percentage increase in Factory A's production from 2021 to 2023?

A comparative table shows literacy rates (%) for three states across urban and rural areas: State X - Urban 85%, Rural 60%; State Y - Urban 90%, Rural 55%; State Z - Urban 80%, Rural 70%. If State X has 40% urban population, State Y has 30% urban population, and State Z has 50% urban population, which state has the highest overall literacy rate?

A table shows monthly sales (in thousands) for a company: Jan-50, Feb-60, Mar-45, Apr-70, May-55, Jun-80. What is the approximate percentage by which June sales exceeded the average monthly sales for the first quarter?

A table shows population data: City A has 500,000 people with 60% adults; City B has 300,000 people with 65% adults; City C has 400,000 people with 55% adults. If a survey requires equal representation from adults in each city, how many adults should be selected from City A if the total sample size is 1200?

A performance table shows test scores for students: Mathematics - Mean 75, Standard Deviation 10; Science - Mean 80, Standard Deviation 15; English - Mean 70, Standard Deviation 8. If a student scored 85 in Mathematics, 95 in Science, and 78 in English, in which subject did the student perform relatively best?