The sum of a number and seven is less than 12

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

If there are 3.281 feet in 1 meter, how many inches are in one centimeter