Ethan was able to run a lap on the quarter mile track in 90 seconds. He wants to know how long it would take him to run a 5K race, which is 3.1 miles. 1 - How many times longer than the quarter mile is a 5K? 2 - If Ethan maintains his pace (speed) for the full distance, how long would it take him to complete the race?

The triangles are similar. what is the value of x? show your work.

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

Plz.yesterday, the snow was 2 feet deep in front of archie’s house. today, the snow depth dropped to 1.6 feet because the day is so warm. what is the percent change in the depth of the snow?