Multiply the numbers in the first row of the table, and you will get the second row (diagonal) as the answer. Pay attention to the colors in this riddle w.r.t the 2 in the middle. Let's look at the ...

E= (A+B) - (C-D) where A=7, B=5, C=6, and D=3 If you observe the sequence of table above, 1, 3, 5, 9, 11, 13 are increasing with a difference of 2 and 1, 2, 3, 5, 6 ...

Dr. Emma Chen, a renowned mathematician, has set the international math community abuzz with her latest numerical sequence puzzle. This challenging brain teaser has stumped even the most brilliant ...