Which grades are middle school in, I'm from Australia so I don't know

An example of a system is a group of friends a bus route or both of the above

Translate into variable expression; the total of five times the cube of x and the square of x

What is 2 2/3 + 1 7/8+1 1/3 =

Armand ran the 100-yard dash in 17.18 seconds. Arturo's time has an 8 with a vaule 10 times the value of 8 in armand's time. What could be arturo's tome on the 100-yard dash?

Dalton made b batches of a dozen muffins. He divided the muffins into 3 equal cans. Now, he has 96 muffins in each can. How many batches of a dozen muffins did Dalton bake?

Solve: (2x + 5) (x-3)

A rectangular plot of ground is 5 meters longer than it is wide. It's area is 20,000 square meters. What is the deminsion

Brain bought 2 shirts for 14.50 each and a pair of shoes for 29.99 the sales tax was 6%

You are traveling to an island that is accesible only by boat. you plan to take one boat there and a different boat back. You'll be traveling on the steamboat and the yacht. The steamboat makes the trip in 5 hours. The yacht makes the trip in 2.

The owner of a small store buys coats for $55.00 each. Answer parts a and b. a. She sells the coats for $77.00 each. What percent of the purchase price is the sale price?