GMAT Test Prep: DS-70392393 GMAT Data Sufficiency

A box contains 10 light bulbs, fewer than half of which are defective. Two bulbs are to be drawn simultaneously from the box. If n of the bulbs in box are defective, what is the value of n?

(1)The probability that the two bulbs to be drawn will be defective is 1/15.

(2)The probability that one of the bulbs to be drawn will be defective and the other will not be defective is 7/15.
Select one of the following answer choices