What is 99 rounded to the nearest ten

A cyclist rides her bike at a rate of 8 miles per hour. What is this rate in kilometers per hour? How many kilometers will the cyclist travel in 4 hours? In your computations, assume that 1 mile is equal to 1.6 kilometers. Do not round your answers.

The floor function maps any number to the greatest integer that is _[blank]_ the number. Which phrase correctly fills in the blank of the previous statement? A.) greater than B.) greater than or equal to C.) less than or equal to D.) less than

Mr. jones wants to paint the wall of his house but not the door. how many square feet of paint will you need to complete this job.

An artist wishes to make a canvas in the shape of a golden rectangle. He only has enough framing material for a perimeter of 36 in. What would be the dimensions of the canvas?

Write an exponential function showing the relationship between y and t

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.