-24*29+1240=? Choices.
A) - 544
B) 584
C) 544
D) 345
E) none of these

Rationale: "= > - 24 * ( 30 - 1 ) + 1240 ; = > - ( 24 * 30 ) + 24 + 1240 ; = > - 720 + 1264 = 544 . correct option : c"
Answer: C