A hostel spends Rs. 2400 as cost of rice for 30 students for 15 days. If they spend Rs.3200 for 20 students, for how many days will the rice last?
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Answer:
10 days will the rice last
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Step-by-step explanation:
hostel spends 3200 rupees as cost of rice for 20 students for 30 days
begin mathsize 16px style fraction numerator 3200 over denominator 20 cross times 30 end fraction equals 16 over 3 end style Rs. studnet per day
Let the number of days will last be x.
The cost should remain same for per student
begin mathsize 16px style 16 over 3 equals fraction numerator 2400 over denominator 30 straight x end fraction end style
x = 15 days
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