Question

solve
and
enjoy

100 POINTS

regards DEEPAK

THANKS

Answer 1

Answer:0.8m

Step-by-step explanation:

5 लड़कों की ऊंचाइयों का योग = (25 * 1.4 - 20 * 1.55) एम = 4 मीटर।

आवश्यक औसत=4/5=0.8मीटर

Answer 2

Answer:

нєу!!

Step-by-step explanation:

Total sum of height of all 25 boys = 25 × 1.4 = 35m

When 5 boys was leaved then these avarage = 1.4 + 0.15 = 1.45

Now total sum of height of all 20 boys = 20 × 1.45 = 29

So total sum of height of leaved 5 boys = 35 - 29 = 6

Avarage height of leaved 5 boys = 6/5 = 1.2m

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