Subject: General Aptitude · Chapter: Number System
Product of 82540027 and 43253 is
(a)3570103787831
(b)3570103787832
(c)3570103787833
(d)3570103787834
Answer
Answer (as printed): A
Explanation
Shortcut Method: Product of unit's digits of the given numbers = 7 × 3 = 21. Clearly, the required product will have 1 as the unit's digit, which is 3570103787831.
Explanation as extracted from the printed page; notation may be imperfect.