A vase is shaped like a rectangular prism. It has a base area of 36 square inches and a height of 10 inches. The vase is filled to the top with water
and emptied into a fish tank. The fish tank is also shaped like a rectangular
prism. How much more water is needed to fill the fish tank?
Vase
Fish Tank
10 in.
10 in.
10 in
36 in
20 in.

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.