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Find the sum of first 40 …

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Find the sum of first 40 positive integers divisible by 6.

Posted by Vanshika Mehta 6 years, 10 months ago

CBSE > Class 10 > Mathematics

4 answers

Rishab Jain 6 years, 10 months ago

4920

Geetanand Yadav/ Rao Sahab??????✌??? 6 years, 10 months ago

AP=6,12,................,240 n=40,d=6,l=240 Sn=n/2(a+l) Sn=40/2(6+240) Sn=20(246) Sn=4920. Ans..........

Ankit Jaat 6 years, 10 months ago

andFindtheratiooftheareaof

Puja Sahoo? 6 years, 10 months ago

4920......

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