Jason runs 440 yards in 75 seconds. At this rate how many minutes does it take him to run a mile

Find the value of the variable and the length of each secant segment

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?

Prove that 16^4-2^13-4^5 is divisible by 11.