Question

what is the sum of the first 30 numbers in the series 7, 13, 19,25......? ​

Answer 1

Answer:

series is in AP

here a=7, d=6

sum of n term = n/2(2a+(n-1)d)

= 30/2(14+((29)6)

= 15(14+174)

15*188

2820

Step-by-step explanation:

Answer 2

Answer:

The answer is 2820

Step-by-step explanation:

Hope this is helpful.