Ravi bought 10m 15cm of ribbon, he gave 7m 18cm of the ribbon to his brother.
What is the length (in m) of ribbon left with Ravi?
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☯Aɴsᴡᴇʀ:
10ᴍ 15ᴄᴍ ɪɴ ᴄᴇɴᴛɪᴍᴇᴛᴇʀ ᴡɪʟʟ ʙᴇ :-
- 100ᴄᴍ+15ᴄᴍ=115ᴄᴍ
Iᴛ ᴍᴇᴀɴs Rᴀᴠɪ ʙᴏᴜɢʜᴛ 115 ᴄᴍ ʀɪʙʙᴏɴ
7ᴍ 18ᴄᴍ ɪɴ ᴄᴇɴᴛɪᴍᴇᴛᴇʀ ᴡɪʟʟ ʙᴇ:-
- 70ᴄᴍ+15ᴄᴍ=85ᴄᴍ
Iᴛ ᴍᴇᴀɴs Rᴀᴠɪ Gᴀᴠᴇ 85ᴄᴍ ʀɪʙʙᴏɴ ᴛᴏ ʜɪs ʙʀᴏᴛʜᴇʀ
Lᴇɴɢᴛʜ ᴏғ ʀɪʙʙᴏɴ ʟᴇғᴛ ᴡɪᴛʜ Rᴀᴠɪ (Iɴ ᴄᴍ)=115ᴄᴍ-85ᴄᴍ
=30ᴄᴍ
Lᴇɴɢᴛʜ ᴏғ Rɪʙʙᴏɴ Lᴇғᴛ ᴡɪᴛʜ Rᴀᴠɪ( Iɴ ᴍ)=30/100ᴍ
=0.3ᴍ
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