Question: this is a math 1139 permutation and combinations (probability) they are going to choose 8 people. specifically, 3 will be chosen randomly out of 19 people who work in office b, and 2 will be chosen randomly out of 12 people who work in office c. i myself work in office a. how many different groups of 8 are possible under those conditions, and also how many groups are possible with me in them, and the probability that i would be in the group that gets to go?

a variable is any characteristics, number, or quantity that can be measured or counted. a variable may also be called a data item. hope i !

x= cost per bracelet

number of bracelets * x + shipping charge = total cost

so

9x+9=72

-3.5 degrees per hour

step-by-step explanation:

find the unit rate:

-12   1/4 degrees           12.25 degrees

= - = -3.5 degrees per hour

      3   1/2 hours               3.5 hours

the answer is a. 72. but i cant answer with less than 20 characters so here's some random text talking about it.