The number of ways in which 6 rings can be worn in the four fingers of one hand is
(a) 1296
(b) 24
(c) 360
(d) 4096
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Answered by
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Answer:
(c) 360
Step-by-step explanation:
6P4 = 6! / (6-4)!
= 6! / 2/
= 360
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ᴛʜᴇsᴇ ᴀʀᴇ ʀɪɴɢs sᴏ, ʀᴇᴘᴇᴛɪᴛɪᴏɴ ɪs ᴀʟʟᴏᴡᴇᴅ
ɴᴜᴍʙᴇʀ ᴏғ ᴡᴀʏs ғᴏʀ ғɪʀsᴛ ʀɪɴɢ ᴀʀᴇ 4, ғᴏʀ ᴛᴡᴏ ʀɪɴɢs 4×4...
sᴏ ғᴏʀ 6 ʀɪɴɢs ᴛʜᴇʀᴇ ᴀʀᴇ ᴡᴀʏs=4096 ᴡᴀʏs
ʜᴇɴᴄᴇ, ᴏᴘᴛɪᴏɴ 'ᴅ' ɪs ᴄᴏʀʀᴇᴄᴛ.
ʏᴏᴜʀ ᴀɴsᴡᴇʀ
ʜᴏᴘᴇ ɪᴛ ɪs ʜᴇʟᴘғᴜʟ
ᴛʜᴀɴᴋ ʏᴏᴜ
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