53kg, 42kg, 41kg, 60kg, 44kg, 49kg. calculate the mean weight giving your answer correct to two decimal places

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.