The amount of a 500 g sample of a radioactive substance that remains over time is given by the equation, where d is the number of days since the sample weight was 500 g.

A or B?

A.

linear model

B.

nonlinear model

Kennedy is signing up for a gym membership with a one-time fee to join and then a monthly fee to remain a member. The the monthly fee is $40 and the one-time joining fee is $150.

Water tank A has a capacity of 550 gallons and is 66% full. Water tank B is 53% full. The ratio of the capacity of the tank A to tank B is 11:15. How much water is in tank A? What is the Capacity of the tank B? How much water is in the tank B?

Sasha invests $1000 that earns 8% interest compounded annually. Which function describes the value of the investment after years?

What kind of number is - 17 squared

What if we draw three socks from the box instead. what is the probability that we draw a matching pair? (having all three socks be the same color also counts as having a matching pair.) ?

8x-3=-19+6x 8 x - 3 = - 19 + 6 x x=-8 x=8 x=11 x=-11

Can 13 be partitioned in groups of 3

Emily needs 5 cups of milk to make a vanilla milkshake should she buy a pint a quart or a gallon of milk explain the answer

Savings accounts pay interest on the funds deposited. True False

Oliver's grandfather invested $150 at 5% interest compounded quarterly. When Oliver inherited it, the amount was $6000. For how many years had the $150 been invested?