Question
Can you solve this number puzzle
9 + 8 = 117
16 + 13 = 329
19 + 11 = 830
23 + 18 = ??
A. 540
B. 541
C. 215
D. 345
Answer: B. 541
Solution:
A + B = (A – B) (A + B)
=> 9 + 8 = (9 – 8) (9 + 8) = 1 17
=> 16 + 13 = (16 – 13) (16 + 13) = 3 29
=> 19 + 11 = (19 – 11) (19 + 11) = 8 30
=> 23 + 18 = (23 – 18) (23 + 18) = 5 41
Hence, The Answer is 541.