The price of an item has been reduced by 20%. the original price was $45. what is the price of the item now?

A state park charges a $6.00 entry fee plus $7.50 per night of camping. Write an algebraic expression for the cost in dollars of entering the park and camping for n nights.

A towns population went from 25800 to 42600 in 15 years. What was the percent of change

Wendy is creating a large soup based on a recipe. Her recipe calls for of a pint of milk, but she only has of a pint of milk, so she can only make a portion of her soup.

Are negative numbers whole numbers

1/2 greater than or less than 3/15

What is 5 multiplied by 2

2^16 in exponential form

Here is the function for the number of zombies, N, after t years, with the negative exponent expressed using the fraction ½: N (t) = 300 • 0.5t/8 What is the half-life for the zombie population? Explain in terms of exponents.

A farmer has 180 bushels of apples to sell at his roadside stand. He sells an average of 14 3/5 bushels each day. Represent the total change in the number of bushels he had for sale after 6 days.

How much greater was the mass of the third rock than the combined mass of the other two rocks