If 47 @ 39 = 10998 and 30 @ 51 = 9180, then what is the value of 30 @ 11?
Show answer & explanation
Correct answer: B
Explanation
Rule:
a@b=a×b×6
Just as
47@39
47×39=1833
1833×6=10998
And
30@51
30×51=1530
1530×6=9180
Similarly
30@11
30×11=330
330×6=1980