In this task, you need to answer the given multiple-choice question on the physics. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Q: Problem: a cube of side two meter length is cut into small cubes of side 10 cm each . how many such small cubes can be obtained ? 
Options: a ) 2878 , b ) 2778 , c ) 1000 , d ) 8000 , e ) 8900

A: d
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Q: Problem: a train , 800 meter long is running with a speed of 78 km / hr . it crosses a tunnel in 1 minute . what is the length of the tunnel ? 
Options: a ) 650 meter , b ) 555 meter , c ) 500 meter , d ) 458 meter , e ) none of these

A: c
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Q: Problem: the radius of a wheel is 22.4 cm . what is the distance covered by the wheel in making 650 resolutions ? 
Options: a ) 724 m , b ) 704 m , c ) 915.2 m , d ) 278 m , e ) 927 m

A:
c
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