Question

Tell the correct answer.
with full explanation.​

Answer 1

Answer:

The answer is 11,12

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Answer 2

Answer:

n (n + 1) /2 > 195

19 × 20 / 2 = 190 < 195

∴ n ≠ 19

20 × 21 / 2 = 210 > 195

∴ n = 20

∴ 210 - 195 = 15

7 + 8 = 15

∴ Answer (7, 8).

Step-by-step explanation:

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