Question

plz answer all plz plz​

Answer 1

Answer:

19,264

Step-by-step explanation:

The list of numbers divisible by 7........

301,308,315,........., 595

This is in A. P

a=301 d=7

Tn=595

301+(n-1)7=595

(n-1)7=595-301

(n-1)7=297

(n-1)=294/7

n-1=42

n=43

Sn=n/2(T1+Tn)

Sn=43/2(301+595)

Sn=43/2(896)

Sn=43×448

Sn=19,264.

Answer 2

ANSWER :

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