Civil Service Exam Reviewer · Data Interpretation · medium

Monthly Electricity Use

Study the bar graph below. It shows a household's electricity use (in kWh) from January to June. Use it to answer the questions that follow.

By how many kWh did use increase from February to May?

  1. 100 kWh
  2. 85 kWh
  3. 130 kWh
  4. 115 kWh

Answer

D. 115 kWh

Solution

410 − 295 = 115 kWh.

More Data Interpretation questions

  1. What was the total electricity use from January to June?
  2. In which month was electricity use the LOWEST?
  3. Which farm produced the LARGEST total harvest?
  4. What was the TOTAL harvest of all four farms?
  5. What is the simple average of the four farms' yields per hectare?
  6. What is the difference between the highest and the lowest yields per hectare?
  7. Which farm had the HIGHEST yield per hectare?
  8. What is the central angle of the desktop slice of the pie chart?
  9. Next month, total orders are expected to rise by 20% and the mobile share to rise to 70%. How many mobile orders are expected?
  10. How many MORE orders came from desktops than from tablets?

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