The half-life of an isotope known as colbalt-60 is 5.26 years. What is the decay factor of this substance? (Hint: use the equation y= ca” ) Round your
answer to 2 decimal places.

A) 1.14
B) 0.026
C) 0.877
D) 2

Giving 100 points asap bev has to cut her grandma's grass this weekend and wants to know exactly how much area she will be cutting. calculate the area of the polygon. be sure to show all your work and explain your answer.

How many bananas are in a fruit bowl that has 200 total apples and bananas if there are 31 bananas for every 93 apples

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?