Assertion and reason: comparisons

Exercise and reference answers

Questions

1. Reason

   Putting both over 100 gives them a common base.

   Verdict

   Both are true; the reason explains the assertion.

   Assertion

   Percentages make two comparisons easy to rank.

2. Reason

   Both express one quantity in terms of another.

   Verdict

   Both are true; the reason explains the assertion.

   Assertion

   A ratio can always be written as a fraction.

3. Reason

   A discount reduces the marked price.

   Verdict

   Both are true; the reason does not explain the assertion.

   Assertion

   Per cent means out of a hundred.

Explanation