1.

Sum of all multiples of 7 between 0 to 200

Answer»

Answer:

2842

Step-by-step explanation:

the MULTIPLES of 7 between 0 to 200 are

7,14,21,....196

the above series is in Arthimetic Progression,

THEREFORE,Sn=n/2(a+l);

=(28/2)(7+196)

=14*203

=2842



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