An athlete runs 4828 meters with a specific velocity at 12:00 pm up a 45% angle hill. The runners mass is 90.7 kg while the force of gravity is 9.8 m/s² the entire race. The runner finished the race in a time of 900 seconds. What was the runner's speed throughout the race?​

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?

What is the domain of the step function f(x)=[2x]-1?