What percent of 2 metric tonnes is 40 quintals?

2 is what percent of 50?

An engine, working at a constant rate, is pulling a train of mass 500 tonne along a plane of inclination sin ^(-1) (1/(100)) . If the frictional force per metric tonne is 49 N and the train is moving with a velocity of 10 m *s^(-1) , what is the power of the engine in kilowatt ? [ 1 tonne (metric ton) =1000 kg]

What percent is :60 litres of 40 litres?

Study the following graph and answer the following questions :- Following graph shows the actual & target productin of a companry over the period (in thousand tonnes) The actual production in 2005 is what percent of the target production of 2007 ?

The mass of a lorry is three metric tonnes. Find its mass in terms of quintals and kilograms.