If 7 * 24 = 25 and 12 * 16 = 20, then what is 16 * 63 equal to ?
A
70
B
66
C
65
D
64
Correct Answer: Option C
Explanation
1. **Decode the Pattern:** Look at the first pair: $7 * 24 = 25$. A prepared student will immediately recognize the numbers 7, 24, and 25 as a standard 'Pythagorean Triplet' ($7^2 + 24^2 = 25^2$), a concept frequently tested in previous