Answer:
165 ways
Step-by-step explanation:
Selection deals with combination
There are a total of 11 from which 3 are to be selected
11C3 = 11!/3!(11-3)!
= 11!/(3!x8!)
=(11x10x9x8!)/(3x2x8!)
=11x10x9/6
=11x5x3 = 165 ways
Step-by-step explanation:
Answer:
ok
Step-by-step explanation:
Cubic volume V =
where a - cubic edge
250 = 2*V
V=125
Answer: Cubes edge is 5cm.
He paid $84 for the phone
126 x .333 = $42 discount
126 - 42 = 84