Quantitative Aptitude - Arithmetic Ability Questions

What is the value of (sin60° + 2/√3) ?

Triangle PQR is inscribed in a circle such that P, Q and R lie on the circumference. If PQ is the diameter of the circle and ∠PQR = 40°, then what is the value (in degrees) of ∠QPR?

ax + 3y = 6 has slope -2/3. What is the value of a?

When a discount of 25% is given on a box of popcorn, the profit is 25%. If the discount is 10%, then the profit is

Two cyclists P and Q cycle at 20 km/hr and 16 km/hr towards each other respectively. What was the distance (in kms) between them when they started if they met after 40 minutes?

A man covered a certain distance by a train running at the speed of 50 km/hr and covers the same distance back by walking at the speed of 5 km/hr. Ifthe whole journey took 5 hours 30 minutes, then what was the distance (in km) of one side?

A car travels a certain distance at 34 km/h and comes back at 66 km/h. What is the average speed for total journey?

The median of the numbers 14, 12, 12, 16, 13 and 18 is