D because when you distribute the 5 into both numbers your product becomes 45x + 10
2+3+4+5+y+7+8+9+10c11+12+13+14+15
so basically what you would have to do is set up your numbers. it would look something like this. 68
× 49
-------------
and would then multiply 9 by 8, 9 by 6. put it down below the line while making sure to carry the numbers if need be. then do the same with the 4 times 8, and 4 by 6.
Answer:
1 1/2 x 4 1/2 x 5 = 33 3/4