What are two ways to write 0.9 as a fraction

21. The volume of as sphere is 3,000pi m^3. What is the surface area of the sphere to the nearest square meter? A) 688m^2 B) 1,079m^2 C) 2,158m^2 D) 3,167m^2

The table below shows the height of a ball x seconds after being kicked. A 2-column table with 5 rows. The first column is labeled time (seconds) with entries 0, 0.5, 1, 1.5, 2, 2.5, 3.

The length of time needed to complete a certain test is normally distributed with mean 62 minutes and standard deviation 8 minutes. Find the probability that it will take less than 74 minutes to complete the test. a) 0.0668b) 0.5334c) 0.5000d) 0.

To make five apple pies you need about 2 pounds of apples how many pounds of apples do you need to make 20 apple pie's

If you pay $18 a month how much would be in a year?

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.