BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

1 . What is the number of integers between 101 and 199 which exactly divisible by 5 or 7?

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Answer: Option B

Explanation:

LCM of 5 and 7 is 35

No. of integer between 101 and 199 devided by 35 is 3

No.of integer between 101 and 199 devided by 5 is 19

No of integer between 101 and 199 devided by 7 is 14

so, No.of integer between 101 and 199 divided by 5 or 7 are = 19 + 14 - 3 = 30