Four workers need 6 days for a job. How many days do eight workers need at the same rate?
Answer and explanation
Correct answer: C. 3 days
- Step 1: Twice as many workers need half the time. Step 2. 6 / 2 = 3 days. Answer: 3 days. Why not the others: 12 days doubles the time.
Practise more Arithmetic, Fractions and Percentages.
Free questions with an explanation for every one, and full timed Ausbildung Aptitude Test (Einstellungstest) mock tests.