Which is fixed here?

Exercise and reference answers

Questions

1. Question

   Same route, different vehicles. Fixed quantity is

   Choices

   1. speed
   2. time
   3. distance

   Correct choice

   distance

2. Question

   A train holding uniform speed. Fixed quantity is

   Choices

   1. speed
   2. distance
   3. time

   Correct choice

   speed

3. Question

   Same route, so speed and time are

   Choices

   1. direct
   2. inverse
   3. unrelated

   Correct choice

   inverse

Explanation