Question

In each of the following question, select the related number from the given alternatives.
$583$ $:$ $488$ $:$ $:$ $293$ $:$ $?$

• A. $378$
• B. $487$
• C. $581$
• D. $291$

Answer 1

The correct option is A $378$

Sum of digits of $583=5+8+3=16$

Sum of digits of $488=4+8+8=20$

Similarly,

Sum of digits of $293=2+9+3=14$

Sum of digits of $387=3+8+7=18$

Here, difference of both are same $=(20-16)=(18-14)=4$

Hence, A is the correct option.