Write a formula for the nth term, then find the nth term: 1) the 5th term of -6, -24,-96 ...
2) the 7th term of -1,5,-25 ...
3) the 10th term of 72,48,32 ...
4) the 9th term of 112, 84, 63 ...
5) the 6th term of 6400, 1600, 400...

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?