2.9 rounded to nearest hundredth

A survey asked a group of students to list their eye color. The results of the survey are shown in the graph.

How do if figure out if 6m+4=8 then 4=

Roxanne bicycles 12 kilometers west to get from her house to school. After school she bicycles 5 kilometers north to her friend ellen's house. How far is Roxanne's house from Helen's house measured in a straight line?

What do 28 and 44 have in common?

60 cartons is what percent of 10 cartons?

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.