The seismic activity density of a region is the ratio of the number of earthquakes during a given time span to the land area affected. a state had 424 earthquakes over a given time span and a land area of 71,300 square miles. what is the seismic activity density for this state? round to the nearest ten thousandth, if necessary. earthquake(s) per square mile

X=3 and y=4 is the answer

The last answer choice

The skating rink rented 872 pairs of skates during april and may.why? : if the skating rink rented three times the pair of skates in april during may, they rented 654 skates. 218 x 3 = 654then, if they want to know how many they rented during both april and may, then you just add 654 (may) and 218 (april) to give you 872 pairs of skates for both months.654 + 218 = 872hope this !