B. Use the normalcdf function on a calculator to find the probability that the battery life is 20 hours or longer for each phone. (2 points)

Write 17/20 as a decimal and as a percent.

Sara can take no more than 22 pounds of luggage on a trip.her suitcase weighs 112 ounces.how many more pounds can she pack without going over the limit?

Karen will divide her garden into equal parts. she will plant corn in 8/12 of the garden. what is the lowest number of parts she can divide her garden into?