Start learning →

GMAT Data Interpretation — practice questions — page 3

Explore 66 free Data Interpretation questions in GMAT Reasoning. Open each question or exercise to read its content, reference answers and available explanation.

Practise Data Interpretation with Quill →

Data Interpretation questions and exercises with answers

Showing questions 61–66 of 66.

Costs rose 20% to Rs 144 lakh. What were the original costs?Read the answer and worked solution →Price falls 10%; quantity sold rises 20%. Revenue changes byRead the answer and worked solution →Orders fell 25%. What rise from the new level restores the old level?Read the answer and worked solution →The pass rate rises from 40% to 50%. What is its relative increase?Read the answer and worked solution →30% of 500 staff are women; 40% of those women supervise. How many?Read the answer and worked solution →Sales start A:B = 2:3. A grows 20%, B grows 10%. Combined growth?Read the answer and worked solution →

Worked practice questions

Costs rose 20% to Rs 144 lakh. What were the original costs?

  1. Rs 120 lakh
  2. Rs 115.2 lakh
  3. Rs 124 lakh
  4. Rs 172.8 lakh
Show answer and solution

Correct answer: A. Rs 120 lakh

Dividing the final cost of Rs 144 lakh by 1.20 gives an original cost of Rs 120 lakh.

Open this question →

Price falls 10%; quantity sold rises 20%. Revenue changes by

  1. 10% increase
  2. 8% increase
  3. 2% decrease
  4. 12% decrease
Show answer and solution

Correct answer: B. 8% increase

Revenue is multiplied by 0.90 times 1.20, or 1.08, so it increases by 8%.

Open this question →

Orders fell 25%. What rise from the new level restores the old level?

  1. 20%
  2. 25%
  3. 50%
  4. 33 1/3%
Show answer and solution

Correct answer: D. 33 1/3%

Recovering the lost quarter from a new level of three-quarters requires an increase of one-third, or 33 1/3%.

Open this question →

How to practise

  1. Choose a Data Interpretation question and try to work out your answer.
  2. Open the question to check the correct answer and read its worked solution.
  3. Continue in the app for bite-sized lessons, explanations and review with Quill. You can start without creating an account.

Put it into practice

Continue with Data Interpretation practice for GMAT. Read explanations as you go. No signup form needed to start.

Practise Data Interpretation →

More Reasoning topics

Data Sufficiency