Sujata marks the marked price of an article at 36% above the cost price and allows 40% discount on the marked price then what is the loss percentage?

Asif is twice as good a workman as Bashir and together they can complete a work in 30 days. In how many days will Asif alone complete the work?

Directions : The pie graph indicates the break-up of the cost of construction of a house. Assuming that the total cost of construction is Rs 6,00,000, answer the following questions. 

The amount spent on labour exceeds the amount spent on steel by : 

P can complete a piece of work in thrice the time taken to complete Q and R together. If P and Q together can complete the work in $$ 9{3\over 5} $$ days and R alone complete in 16 days, then find the no of days taken to complete the work by P alone?

What will be the ratio of the interests earned by identical sum of money invested at the same rate of simple interest for 6 years and for 15 years respectively?

The graphs of the linear equations 3x-2y=8 and 4x+3y=5 interest at the point P(α, β). What is the value of (2 α - β)?

if x+y =3 and $${1\over x}+{1\over y}= -{3\over 10}$$ then the value of (x²+y²) is :

If x = y = 333 and z = 334, then the value of x³ + y³ + z³ – 3xyz is