A class contains boys and girls. What is the probability of

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BTGmoderatorDC: Moderator; Posts: 7187; Joined: Thu Sep 07, 2017 4:43 pmFollowed by: 23 members

by BTGmoderatorDC » Fri Sep 06, 2019 4:38 pm

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A class contains boys and girls. What is the probability of selecting a boy from a class?

(1) There are 35 students in the class
(2) The ratio of boys to girls is 3:4

OA B

Source: Magoosh

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Source: Beat The GMAT — Data Sufficiency | Fri Sep 06, 2019 4:38 pm

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