1. Find the distance between (-10,1), (-9,8) A. 2√70
B. 5√2
C. 4√3
D. 2√41

2. Find the midpoint of (-3,5) and (4,-9)
A. (-2, 1/12)
B. (-1/2, 2)
C. (2, -1/2)
D. (1/12, -2)

3. If R is the midpoint of QS, find QS.
x=?
QS=?

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?

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document

On #16 : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.