A) 13
B) 15
C) 10
D) 9
Correct Answer: A
Solution :
\[16\to 1+6=7\] (sum of digits is given in the opposite sector). Also \[25\to 2+5=7;\] \[36\to 3+6=9;\] \[36\to 3+6=9;\] hence, \[49\to 4+9=\underline{\mathbf{13}}\]You need to login to perform this action.
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