59
The probability of drawing two reds, with replacement, is the same as the probability of drawing a red, times itself. So: P(drawing two reds) = P(drawing a red)2 = (12/(2 + 12 + 6))2 = (12/20)2 = (3/5)2 = 9/25
Out of the 60 counters, 33 of them are not yellow. Divide that by the total counters and you get 33/60 or 55%.
10*9*8=720
5/10
Which contains the fewest data values
97% chance of selecting a good one
25/50 gives the probability of selecting a blue marble
Every chemical compound is unique and different from the ELEMENTS it contains
Pee
An abscess contains pus, not urine. The two are very different substances.
A compound is a molecule that contains at lest two different elements. A compound is a molecule because it also contains two or more different atoms.
Yes, the animal cell contains approximately 13 organelles, all with different, but fundamentally same functions.
It is 15/50 = 0.3
a compound
compound
While all ocean water contains salt, the "salinity" varies in different regions.
Salt is a single compound, but granite contains different compounds. Salt has a single crystal, but a slab of granite contains more than one crystal. Salt contains different compounds, but granite contains different elements. Salt can be dissolved in water, but granite can not be dissolved.