What is 399 rounded to the nearest ten

The table shows the results of a survey of 200 movie rental customers: Comedy---> 15% Mystery---> 10% Horror---> 46% Science fiction - - - > 29% How many customers prefer horror movies?

The Gcf of 22,42,46, and the Lcd of 8,32,56

How many times greater is the value 8 in 856 than the value of the 8 in 8.56

2 and 3/8 as decimal?

Calvin had $10. When he bought 7 colored pencils and 2 notebook at $1.30 per notebook, the change was $1.10 what is the price of 1 colored pencil?

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.