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Class 9 · Computing

Data transfer time

Interactive explanation Gamified quiz, feedback & rewards

0 XP0 mastered
Suggested-level exploration · Learning goals & preparation

By the end, you can…

  • Explain Seconds = file MB × 8 / speed Mbps
  • Change one input at a time and predict its effect before checking the model.
  • Apply the relationship in a quiz and explain the reasoning behind your answer.

Useful preparation: Whole numbers, basic arithmetic and following ordered instructions. Suggested previous stop: Step through bubble sort.

This topic has a suggested learning level. A matching chapter in the current NCERT edition has not been verified, so it is not labelled as syllabus coverage.

Interactive exploration · Class 9

Data transfer time

Class 9
Ideal transfer time (s)05611216822410255500File size (MB)Speed (Mbps) held at 20 · scale adjusts to values
The relationshipSeconds = file MB × 8 / speed Mbps
01 · How to explore

Make the idea your own

  1. 1Read the inputs and predict what will change.
  2. 2Change one parameter while keeping the other fixed.
  3. 3Explain the result using the diagram and the live values.
02 · Take it further

Notice the pattern

Mbps measures megabits per second, not megabytes per second.