(118)/(7^n) is an integer. Find the highest possible value of n for this to be true.

dsmamacita327zwa

dsmamacita327zwa

Answered question

2023-02-13

115 7 n is an integer. Find the highest possible value of n for this to be true.
1. 15
2. 17
3. 16
4. 18

Answer & Explanation

Miracle Hurley

Miracle Hurley

Beginner2023-02-14Added 9 answers

The correct answer is 4. 18
No of 7's in 115 ! = [ 115 7 ] + [ 115 49 ] = 16 + 2 = 18. Option (4) is correct.

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