A train covers in hours. Find its average speed.

Answer and explanation

Correct answer: D.

  1. Step 1: Speed distance time. Step 2. . **Answer: . Why not the others:** is what you get if you multiply distance by time. is what you get if you add the numbers. is what you get if you invert the quotient.

Practise more Geometry, trigonometry and probability.

Free questions with an explanation for every one, and full timed DTM University Entrance Test (Uzbekistan) mock tests.