How to make 2 3/4 a improper fraction

Find the area of a circle with a circumference of 53.42 inches

A baseball pitcher won 80% of the games he pitched. if he won 28 games, how many games did he pitch at?

If AB:BC is 3:11 solve for x

The measure of two supplementary angles have a ratio of 5:4 what is the measure of the large angle?

The Period of a function is 4pi. How many cycles of the function occur in a horizontal length of 12pi?

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.