Which number sentence shows the correct placement of the decimal point in the product, based on the two factors? 3.48 × 42.37 = 147.4476
23.2 × 8.8 = 20.416
0.39 × 7.2 = 28.08
43.72 × 9.2 = 4,022.24
Pl help

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?