Traditional Culture Encyclopedia - Travel guide - (6 points) During the National Day holiday, Xiao Ming’s family went on a trip by car. Along the way, the kinesiology knowledge he learned helped him solve many practical problems.⑴

(6 points) During the National Day holiday, Xiao Ming’s family went on a trip by car. Along the way, the kinesiology knowledge he learned helped him solve many practical problems.⑴

⑴There is still 18km from here to Nanjing with a speed limit of 40km/h? ⑵0.45h

Test question analysis: ⑴The meaning of "Nanjing 18km" is this There is still 18km to Nanjing, and "40" means the speed limit is 40km/h.

⑵ Under the premise of abiding by traffic rules, the fastest time it takes for Xiao Ming’s father to drive from this sign to Nanjing is

Comment: Understand the traffic signs meaning. Using the formula, we can calculate that the fastest time it takes for Xiao Ming's father to drive from this sign to Nanjing is , provided that he abides by traffic rules.