Given f (x) = - x - 1, find f (5).

What is the surface area of a square pyramid with a base length of 8 and a height of 12

If Susan has $2,750 and give Sara 20% of the money, gives John 40%, gives Sammy 30% and Chloe 10%, how much do they all get?

P divided by 6 as an algebraic expressions

Over two summers, Ray saved $800.00 and $600.00. The polynomial represents his savings at the beginning of the third year, where x is the growth factor. (The interest rate r is x - 1.) What is the interest rate he needs to save $1,650.

Gina visited the aquarium with some of her cousins, aunts, and uncles. The group bought 20 admission tickets for $340. Adult tickets cost $20, and children's tickets cost $15.

What are the dimensions of the foot ball feild in feet?

A school is planning a field trip for 142 people. The trip will use 6 drivers and 2 types of vehicles: buses and vans. A bus can seat 51 people. A van can seat 10 people.

If the Ratio of bananas to tomatoes is 2 to 6 how many bananas would i need if there are 36 tomatoes

Twelve ounces of Brand X costs $1.50. Sixteen ounces of Brand Y cost $1.92. Find the unit price of each.

What is the pythagorean theorem used for?