In a hostel.600 students had food sufficient for 40 days. 400 students more joined them after 10 days.for how many days will the remaining food be sufficient.if the amount of ration per student is reduced to 3/4 of the earlier??
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i did not understand the question
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400 ᴍᴇɴ x 50 ᴅᴀyꜱ = 20000 (ᴛᴏᴛᴀʟ ꜰᴏᴏᴅ)
ᴛʜɪꜱ ɪꜱ yᴏᴜʀ ꜱᴛᴀɴᴅᴀʀᴅ ᴇqᴜᴀᴛɪᴏɴ ꜰᴏʀ ᴛᴏᴛᴀʟ ꜰᴏᴏᴅ.
ɴᴏᴡ, ꜰᴏʀ 20 ᴅᴀyꜱ, 400 ᴍᴇɴ ᴡɪʟʟ ᴇᴀᴛ:
20 x 400 = 8000
ꜰᴏᴏᴅ ʟᴇꜰᴛ = 12000.
ᴍᴇɴ ʟᴇꜰᴛ = 300
300 x ɴᴏ. ᴏꜰ ᴅᴀyꜱ = 12000
ɴᴏ. ᴏꜰ ᴅᴀyꜱ = 12000/300
= 40
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