72% of 25 students are good in mathematics. How many are not
good in mathematics?
Las 7
b) 8
c) 9
d) none of these
Answers
Answered by
0
Answer:
7...............................
Answered by
2
Answer:
ɢɪᴠᴇɴ ᴛʜᴀᴛ 72% ᴏғ 25 sᴛᴜᴅᴇɴᴛs ᴀʀᴇ ɢᴏᴏᴅ ɪɴ ᴍᴀᴛʜᴇᴍᴀᴛɪᴄs.....
ғɪɴᴅɪɴɢ ᴛʜᴀᴛ ʜᴏᴡ ᴍᴀɴʏ ᴀʀᴇ ɴᴏᴛ ɢᴏᴏᴅ ɪɴ ᴍᴀᴛʜᴇᴍᴀᴛɪᴄs....
100%-72%=28%
28/100×25=7
ᴛʜᴇʀᴇғᴏʀᴇ sᴇᴠᴇɴ sᴛᴜᴅᴇɴᴛs ᴀʀᴇ ɴᴏᴛ ɢᴏᴏᴅ ɪɴ ᴍᴀᴛʜᴇᴍᴀᴛɪᴄs
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