if joe decides to start excercising and he begins to walk to school home everyday an he'll walk on weekends too, he will burn another 500 calories a day how many pounds can joe lose in 4 months? he is dropping 1000 calories per day x7 days per week and is losing 2 pounds per week.

The rate of decay of a radioactive substance depends upon the amount present initially. the mass y (mg) of the radioactive substance cobalt-60 present in a sample at time t (years) is represented by the exponential equation y=50e −0.1315 t . answer the following questions in complete sentences. 1. how does the exponential equation above compare to the equation for simple interest that is compounded continuously? explain the similarities. 2. what is the initial amount of cobalt-60 in the sample? 2. how much cobalt-60 is left after 8.4 years? show your work. 3. what would be the y-intercept of the graph? what does it represent? 4. after how many years will the amount of cobalt-60 left be 6.25 mg? explain what happens to the cobalt-60 after 50 years? 5. discuss some “real-world” examples and uses of cobalt-60

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?