Question

Find the sum of all 2-digit numbers which leave a remainder of 5 when divided by 7.​

Answer 1

Answer:

12 + 19 +26 + 33 + 40 +47 + 54 + 61 + 68 + 75 + 82 + 89 + 96 = 702 will be the answer

Explanation:

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Answer 2

Explanation:

7×1 = 7 , so, 7+5 = (12) is our first no.

7×2 = 14, so, 14+5 = (19) is our second no.

similarly , following this process we get these 2 digit no.

12,19,26,33,40,47,54,61,68,75,82,89,96

adding these , we get ,

702 as our final answer