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Seven students in a class have masses of 55, 60, 60, 65, 70, 85, 95 kg, respectively. What is the average mass in kg?

Seven students in a class have masses of 55, 60, 60, 65, 70, 85, 95 kg, respectively. What is the average mass in kg?
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Seven students in a class have masses of 55, 60, 60, 65, 70, 85, 95 kg, respectively. What is the average mass in kg?

User Giovanni Silveira
by
7.8k points

1 Answer

5 votes
The average mass is 70 kg.

To find the average you need to add up all of the masses and divide by the total number of masses (7).

(55 + 60 + 60 + 65 + 70 + 85 + 95) / 7 =
490 / 7 = 70kg.

70 kg is the average mass.
User Rahul Ranjan
by
8.4k points
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