The probability of selecting a woman first is  7/10 .
Then there are 6 women left, and 9 total.
The probability of selecting a woman second is  6/9 .
Then there are 5 women left, and 8 total.
The probability of selecting a woman third is  5/8 . 
So the probability of all three selections is 7 / 24; about  29.2% 
I hope this helps! <3