A submarine dives down to a depth of 538 feet below sea level and then goes up 27 feet. What change in its depth will bring the submarine back to sea level

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?