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Sanarah
Sanarah Sanarah
  • 26-02-2017
  • Mathematics
Answered

There are 4 romantic novels and 6 adventurous novels on a book shelf. Without looking, Carmen chooses two novels out of the shelf. What is the probability that she chooses 2 romantic novels?


It is NOT \(\frac{4}{10}\)

Verified Answer :

isabelakennedy
isabelakennedy isabelakennedy
  • 26-02-2017

The probability of choosing one romantic novel out of ten possible books is 4/10.

After that, one book is taken out of both the pile so the number of options decrease to 3/9 being romance novels.

Thus, you must multiply those two ratios to get an answer of 12/90.

......I think

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