This is a multiplication problem.You need to regroup when you multiply.When you multiply you should know your place value so the problem can be lined up.If you were to do this the answer would be 168
Answer:
OPTION A: 
Step-by-step explanation:




Let us keep it without multiplying for easy simplification later.
Also, let us assume A and B are independent events.



Hence, OPTION A 11/20 is the answer.
23 baseball cards at $ 16 each : 23 * 16 = $ 368
Please see the image for answer
45*(600+78) = 45*600+45*78
45*678=27000+3510
30510=30510