1) Kevin is making yogurt bars for a picnic. He has 6 rows of yogurt bars on a tray. There are 3 bars in each row. How many yogurt bars does Kevin make? Answer: 6 x 3 = 18 yogurt bars

2) HOW CAN YOU USE MULTIPLICATION FACTS FOR 1 AND 2 TO FIND 3 x 7?

I don't understand the question?