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the total mass of 6 rugby players is 540kg and the mean mass of 14 ballet dancers is 40kg. Find the mean mass of the group of 20 rugby players and ballet dancers​

Sagot :

Answer:

Mean mass of 20 rugby player = 55

Step-by-step explanation:

Given:

Mass of 6 rugby players = 540 kg

Mean mass of 14 ballet dancer = 40 kg

Find:

Mean mass of 20 rugby player

Computation:

Total mass of ballet dancer = 14 x 40

Total mass of ballet dancer = 560 kg

Total mean mass of 20 rugby player = [540 + 560] / [6 + 14]

Mean mass of 20 rugby player = 1100 / 20

Mean mass of 20 rugby player = 55

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