A school provides milk to the students daily in conical glasses of diameter 7 cm. If the glass is filled with milk up to a height of 12 cm, find how many litres of milk is needed to serve 1600 students.
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Answer:
57.92 litres
Step-by-step explanation:
here
height = 12cm
d = 7
so r = 7/2
now milk needed for one student
=volume
=22/7 × 7/2 × 7/2 × 12
=462 cm cube
now milk needed for 1600 students
= 1600 × 462
=579200 cm cube
=57.92 cm cube
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