Question

If 15*16 = 62 & 2(18#14) = 252
Similarly 11*13 = 48 & 2(22#17) = 374
On the basis of these formulae if
10*15 = A & 2(21#12) = B
Then A & B are

Answer 1

15*16=15×2+16×2=30+32=62

11*13=11×2+13×2=22+26=48

10*15=10×2+15×2=20+30=50=A

2(22#17)=22×17=374

2(21#12)=252=B