Question

Find the mean of two digit natural numbers which have two digits same:
a) 55
b) 45
c) 65
d) 50

Answer 1

Answer:

55

will be the answer as the brainliest

Answer 2

Step-by-step explanation:

Two digits natural numbers which have both digits same are 11, 22, ?,

99 . : Mean

= 11 + 22+ 33 + 44 + 55 + 66 + 77 + 88 + 99/ 9

= 495/9 = 55