Whoever responds first will get marked Best! Mary is using a triangular piece of cloth to make a scart for her teddy bear The base of the scarl is 18 cm and height is 12 cm How many square centimeters of cloth does Mary have?

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?