If P-wave speed = 6.7 km/sec, S-wave speed = 3.8 km/sec , and the difference in the arrival times of the waves is 300 sec (5 minutes), about how far away was the earthquake location?

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?

Find the missing factor. write your answer inexponential form.9^2=9^4×