Which of the following numbers are completely divisible by 7 ?
I. 195195
II. 181181
III. 120120
IV. 891891
A. Only I and II
B. Only II and III
C. Only I and IV
D. Only II and IV
E. All are divisible
Answer: Option E
Solution(By Examveda Team)
I. We have (195 - 195) = 0∴ 195195 is divisible by 7
II. We have (181 - 181) = 0
∴ 181181 is divisible by 7
III. We have (120 - 120) = 0
∴ 120120 is divisible by 7
IV. We have (891 - 891) = 0
∴ 891891 is divisible by 7
Hence, all are divisible by 7
This Question Belongs to Arithmetic Ability >> Number System
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