Carcass wrote:
Which of the following are divisible by both 2 and 3?
I. 234,124,422
II. 88,865,544,264
III. 5,555,554,673
A. I only
B. I and II
C. II and III
D. II Only
E. I and III
A number is divisible by 2 and 3 if it's unit digit is even and the sum of all digits is divisible by 3We can directly rule out III.
Let's check the sum of I and II
I. 2+3+4+1+2+4+4+2+2 = 24 (div. by 3)
II. 8+8+8+6+5+5+4+4+2+6+4 = 60 (div. by 3)
Hence, option B
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I hope this helps!
Regards:
Karun Mendiratta
Founder and Quant Trainer
Prepster Education, Delhi, Indiahttps://www.instagram.com/prepster_education/