Jaun measured the location for his bookshelf. the shelves can be no more than 1 1/4 feet wide. the book case has five shelves and each is 2 1/2 feet long. what is the maximum number of shelves jaun can build for this new bookcase using the lumber he bought

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?