App Logo

No.1 PSC Learning App

1M+ Downloads
1 മുതൽ 100 വരെയുള്ള സംഖ്യകളുടെ ശരാശരി എത്ര?

A55.5

B55

C50

D50.5

Answer:

D. 50.5

Read Explanation:

ശരാശരി= (n +1)/2 = (100 + 1)/2 = 101/2 = 50.5 or 1 മുതൽ 100 വരെയുള്ള സംഖ്യകളുടെ തുക = n(n+1)/2 = 100(101)/2 = 50(101) = 5050 ശരാശരി = തുക /എണ്ണം = 5050/100 = 50.5


Related Questions:

In a class of 50 students, 40% are girls. The average weight of the boys is 62 kg and that of the girls is 58 kg. What is the average weight (in kg) of the whole class?
If a, b, c, d, e are consecutive odd numbers, what is their average?
image.png
If the mean of the observations x, x + 4, x + 5, x + 7, x + 9 is 9, then the mean of the last three observations is:
image.png