instruction:
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'.
question:
Problem: if the product of two numbers is 45276 and their h . c . f . is 22 , find their l . c . m .
Options: a ) 2574 , b ) 2500 , c ) 2100 , d ) 2058 , e ) none of these
answer:
d

question:
Problem: there are two tanks a & b with same capacity of 20 litres . if the water inflow rate ( speed ) in tank a is 2 litres per hour & in tank b is 4 litres per hour . how much longer tank a takes to fill than tank b ?
Options: a ) 4 hours , b ) 5 hours , c ) 3 hours , d ) 2 hours , e ) 1 hour
answer:
b

question:
Problem: a can do a work in 15 days and b in 20 days . if they work on it together for 3 days , then the fraction of the work that is left is
Options: a ) 8 / 17 , b ) 7 / 15 , c ) 3 / 15 , d ) 8 / 15 , e ) 13 / 20
answer:
e