Question

Find Sum of Jack's Number Series
Jack writes a number series.
1,2,3,4,1,2,3,4...
What is the sum of the first 99 terms of this series?

Answer 1

Step-by-step explanation:

" The Answer is 966 "

" The Answer is 966 "

EXPLANATION

let's seperate that series

means first 4 numbers ( 1, 2, 3 ,4 ) is 1 set likewise

so , in first 99 terms ,

it contains 96 times full set

so , we can separate 99 into 96 sets + 3 terms

Here

1 + 2+ 3+ 4 = 10

so 96 × 10 = 960

next

960 + 1 +2 + 3 = 966