Using the set {1,3,6,7,8,9}, how many odd numbers can we construct between 100-999, if no element may be used more than once in a number? (a)
(b) Same question as 3(a), but what if digits can be repeated?

40 minutes

step-by-step explanation:

add the time and multiply by 2

a triangular prism is a 3 dimensional shape composed of triangles and rectangles. it is made from two triangular bases and three rectangular sides.  

too many. (jk)

31 v bucks

step-by-step explanation:

since you bought 25 on friday and 6 on tuesday, you can just add them up.

25+6=31

check your work.

31-6=25

i hope this !

-yand3r3