Multiple choice

The height of six students in a class are 146cm., 156cm., 174cm., 164cm., 140cm. and 180cm. Find the average height of all the students in that class?

  1. 168cm.

  2. 160cm.

  3. 158cm.

  4. 162cm.

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Average = Sum of all heights ÷ Number of students. Sum = 146+156+174+164+140+180 = 960. Average = 960÷6 = 160cm. Option B is correct.