यदि ABC और DEF दोनों ही 3-अंकों की संख्याएँ हैं, इस प्रकार कि A, B, C, D, E और F भिन्न शून्यतर अंक हैं, इस प्रकार कि ABC + DEF = 1111, तो A + B + C + D + E + F का मान क्या है ?
व्याख्या एवं हल
सही उत्तर (D) 31 है।
व्याख्या:
Since both numbers sum to 1111, and all digits are distinct and non-zero, the sum of all digits must be 31
In English (Question & Model Answer)
If ABC and DEF are both 3-digit numbers such that A, B, C, D, E and F are distinct non-zero digits such that ABC + DEF = 1111, then what is the value of A + B + C + D + E + F?
The correct answer is (D) 31.
Explanation:
Since both numbers sum to 1111, and all digits are distinct and non-zero, the sum of all digits must be 31