8. A bag contains 3 red balls and 5 biack balls. A ball is drawn at random from the hug
What is the probability that the ball drawn is (1) red? (u) not red
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Answered by
1
Answer:
(1) 3/8
(2) 5/8
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5
ɴᴏ. ᴏғ ʀᴇᴅ ʙᴀʟʟs = 3
ɴᴏ. ᴏғ ʙʟᴀᴄᴋ ʙᴀʟʟs = 5
ᴛᴏᴛᴀʟ ɴᴜᴍʙᴇʀ ᴏғ ʙᴀʟʟs = 3+5 = 8
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(ɪ) ᴘʀᴏʙᴀʙɪʟɪᴛʏ ᴏғ ɢᴇᴛᴛɪɴɢ ʀᴇᴅ ʙᴀʟʟs = 3/8
(ɪɪ) ᴘʀᴏʙᴀʙɪʟɪᴛʏ ᴏғ ɢᴇᴛᴛɪɴɢ ɴᴏᴛ ʀᴇᴅ ɪ. ᴇ. ʙʟᴀᴄᴋ ʙᴀʟʟs = 5/8
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