An aquarium tank holds 570 liters of water. how much is this in gallons? use the following conversion: 1 gallon is 3.8 liters.

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?