2(3y + 7 + 5) = 196 - 16 what’s the value of y?
And tell me how you know this and why or Y ahahahahahaha

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?