Which expression is equivalent to the one below?

- 1/2 ( 10 + 1/4 )

a) -5 - 1/4
b) -5 - 1/8
c) -5 + 1/8
d) -5 + 1/4

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?