You gave your brother a 50-foot start in a race. If he ran 10 feet every 5 seconds what is the minimum speed you would have to run to catch him in at least 20 seconds from the time you both started?

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,