what is the sum of the all 2 digit even number
Answers
Answered by
12
Answer:
∴ sum of all two digit odd positive numbers = 2475.
Answered by
1
Answer:
2430is the required sum of the all 2 digit even number .
Step-by-step explanation:
Explanation:
There are total 45number of two digit even number .
10 , 12 , 14 , 16 .............98 .
Sum of n term of A.P =
Where a is first term , d is common difference .
Step 1:
We have , a = 10 ,n = 45
d = 12-10= 2
On putting the value of a , d and n in the formula we get ,
=
⇒ = =
⇒ = 2430.
Final answer :
Hence , the sum of the all 2 digit even number is 2430
#SPJ3
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