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Find the sum of the first 40 multiples of 7​
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Find the sum of the first 40 multiples of 7​

User Mohamed Medhat
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Answer:

The number series 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, . . . . , 280. Therefore, 5740 is the sum of first 40 positive integers which are divisible by 7

Explanation:

User Itamar
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