An army camp spend rupees 1920 as cost of wheat for 12 soldier for 40 days . if they spend rupees 1440 for 18 soldiers for how many days will the wheat last .
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1920 ₹ for 40 days and 12 soldiers
which means
48 ₹ for 1 day and 12 soldiers
which means
4 ₹ for 1 day and 1 soldier
now for 18 soldiers we need
72 ₹...for 1 day
but we have 1440₹
so 1440/72 = 20 days
so wheat will last 20 days
which means
48 ₹ for 1 day and 12 soldiers
which means
4 ₹ for 1 day and 1 soldier
now for 18 soldiers we need
72 ₹...for 1 day
but we have 1440₹
so 1440/72 = 20 days
so wheat will last 20 days
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