Do you think political parties are important?

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

In a cooking context,which of the following materials is the best heat conducter?

Which element contributes to nye’s voice in this passage