Civil Service Exam Reviewer · Data Interpretation · easy

Electricity Generation by Source

Study the stacked area chart below. It shows the electricity generated (in terawatt-hours) from coal, natural gas and renewable sources each year from 2021 to 2025; the layers are stacked, and each layer's own value is printed on it. Use it to answer the questions that follow.

Which source's generation INCREASED every year?

  1. Renewables
  2. Coal
  3. Natural gas
  4. None of them

Answer

A. Renewables

Solution

Renewables: 15, 18, 22, 27, 32 — up every year.

More Data Interpretation questions

  1. By what percent does a Metro Manila engineer's salary exceed a Cebu engineer's salary?
  2. What is the combined MONTHLY payroll of 10 nurses and 15 clerks in Cebu?
  3. A Cebu teacher's salary is what percent of a Metro Manila teacher's salary?
  4. What is the average Metro Manila salary of the five occupations?
  5. For which occupation is the salary gap between Metro Manila and Cebu the LARGEST?
  6. The combined Q3 sales of both branches make up what percent of their combined annual sales?
  7. What was the percent increase in the Makati branch's sales from Q1 to Q4?
  8. By how much did the Cebu branch's sales increase from Q1 to Q4?
  9. What were the total annual sales of the Makati branch?
  10. In which quarter did the Cebu branch have HIGHER sales than the Makati branch?

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