Answer:
5050
Step-by-step explanation:
sum of first n natural num. = [n(n+1)]/2
sum of first 100 natural num. = (100x101)/2 = 5050
Answer : The sum of 1 to 101 positive integer is 5050
Answer:
275
Step-by-step explanation:
250÷10=25 250+25=275
Answer:
1111111111111
Step-by-step explanation:
Answer:
17-4=13
13+3=16
16+6=22
Step-by-step explanation:
so it in the 22nd floor
Answer: -11
Step-by-step explanation:
n+n+1+n+2=-33
n+n+n+1+2=-33
3n=-33-1-2
3n=-36
n=-12
n+1= ==> middle integer
-12+1=-11