21/8 converted into a mixed number equals

6A. make a box and whiskers plot for the following data label the extrems, quartites class score 40,30,75,82,90,25,80,46 6B. what is the interquartile range show all work

W is greater than - 8 and less than 8

Find the slope of the line y = x + 1.

My dad has 8 oak and maple boards from the lumber yard. Each oak board is 9 centimeters thick. Each maple board is 6 centimeters thick. When my dad stacks the boards, the stack is 60 centimeters thick.

Write this in standard form 4x-6y=24

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.