Question

The length of an online commercial is about 14.1 seconds. Which of the following statements is true about the accuracy of the measurement?

The commercial must be between 14.0 and 14.2 seconds long.
The commercial must be between 14.1 and 14.2 seconds long.
The commercial must be between 14.05 and 14.15 seconds long.
The commercial must be between 14.0 and 14.1 seconds long.

Answer 1

A and C are correct.

Answer 2

The commercial must be between 14.05 and 14.15 seconds long.

Explanation:

The commercial must be between 14.05 and 14.15 seconds long.

If we round 14.0500001 to the nearest tenth it rounds to 14.1 and if we round 14.1499999 to the nearest tenth it rounds to 14.1 (Between does not mean include)