Check all of the functions that are odd

15. A playground sandbox is 3.5 meters wide, 2.5 meters long, and 0.3 meter deep. It is filled to the top with sand. What is the volume of the sand in the sandbox?

Evaluate tan-1 (tan (15)

What is 2 3/5 - 1 3/8

Anthony bought an 8 foot board. He cut off 3/4 of the board to build a shelf, and gave 1/3 of the rest to his brother for an art project. How many inches long was the piece anthony gave to his brother?

Maxine and Sammie have to also mow their parking strips that are the same size. Maxine can mow her parking strip in 6 minutes and Sammie can mow his parking strip in 9 minutes.

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.