Quantitative Aptitude - Arithmetic Ability Questions

If the value of 3-1.732, then calculate the value of 243-12108-147

If 2x+2x=3,then the value of x3+1x3+2 is

What is the rate of interest (in %) if simple interest earned on a certain sum for the 3rd year is Rs 2,000 and compound interest earned in 2 years is Rs 4,160?

2 litre of pure alcohol is added to 6 litre, 40% alcohol solution. The percentage of water in the solution is _____ .

If ab-1b=cb-1c=ac-1a, then ac+ba+cb

If the selling price is Rs 2125 after getting a discount of 15% what was the marked price?

If sin θ + sin 5θ = sin 3θ and 0 < θ < (π/2), then what is the value of θ (in degrees)?

If a boat goes upstream at a speed of 21 km/h and comes back the same distance at 28 km/h. What is the average speed (in km/hr) for the total journey?