Quantitative Aptitude - Arithmetic Ability Questions

If the product of two numbers is 2646 and their LCM is 42 then their HCF is

A dealer marks a washing machine for Rs. 7500, and allows a discount of 6% on it. Find the selling price

Mr. Mike borrowed Rs. 8500 at 4% per annum C.I. The C.I. compounded annally for 2 years is :

If 2cosec2A = x, then the value of x is

If 1/3(12x/5 - 1/2) + 6/5 = 7/6, then what is the value of x?

If x + 1/x = √13, then 3x(x2-1) equal to

In the given figure, two squares of sides 8 cm and 20 cm are given. What is the area (in sq.cm) of the shaded part?

A train crosses a 375 m long platform in 27 seconds. How long was the train if it was travelling at the speed of 70 kmph?