Math, asked by sy908454p47aym, 1 year ago

find the median of first 40 whole numbers

Answers

Answered by Anonymous
16
Heya,

Sum of first 40 whole no. can be find by sum of A.P. formula.

Sn = n/2(a + Tn)

a = 1
Tn = 40
n = 40

Sn = 40/2(1 + 40)

= 20×41

= 820

Mean of first 40 whole no. = sum of all no./total no.

= 820/40

= 20.5 ...... Answer (Mean)

Hope this helps....:)
Answered by Farhanali28
1

Answer:

Step-by-step explanation:

2,3,5,7,11,13,17,19,23 29

n=10 (even)

Median=(n/2) th observation +(n/2+1)

=(10/2) th obs + (10/2+1)

Median=5th obs + 6th obs

2

= 11+13

2

= 24/2

Median= 12

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