High school competency tests scores has that are normally distribution with a mean of 400 and a standard deviation of 100. If the top 3% of students receive an award. What's the minimum score you would need to receive this award ?

By what percent will the product of two numbers change, if the first number increases by 70%, while the second number decreases by 40%.

Given: m∠apc = 27°, m dc = 27° find: m ab

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?