The weight of items produced by a machine is normally distributed with a mean of 260 grams and a standard deviation of 13 grams.

• In blank #1 enter the probability that an item has a weight of less than 247 grams. (Round your answer to 4 decimal places and enter your answer as 0.1234 and not .1234.)
• In blank #2 enter the probability that an item has a weight of more than 275.2 grams.(Round your answer to 4 decimal places and enter your answer as 0.1234 and not .1234.)
• In blank #3 enter the probability that an item has a weight between 249.7 grams and 270.3 grams.(Round your answer to 4 decimal places and enter your answer as 0.1234 and not .1234.)
• 98.5% of items have a weight more than what value? Enter your answer in blank #4. (Round your answer to 2 decimal places.)