Quantitative Aptitude - Arithmetic Ability Questions

Rehman walks at 8 km/hr and Roma cycles at 13 km/hr towards each other. What was the distance between them when they started if they meet after 36 minutes?

The height of a tower is 300 meters. When its top is seen from top of another tower,then the angle of depression is 60°. The horizontal distance between the bases of the two towers is 120 metres. What is the height (in metres) of the small tower?

Find measure of central angle of the arc whose length is 22 cm and radius of the circle is 28 cm?

If 2x + (9/x) = 9, then what is the minimum value of x2+1x2 = ?

Aditya got 78% marks in the examination. If he secured 663 marks, find the maximum marks.

The cost price of an article is x. It is marked up by 150%. It is sold at Rs 600 after giving 40% discount. What is x (in Rs)?

Select the related number from the given alternatives.
0.02 : 0.002 :: 1/3 : ?

Two water-squash mixtures, the first having a water-to-squash ratio of 4 : 1 and the other having a ratio of 3 : 1, are blended in the ratio 1 : 2. What is the water : squash ratio in the blend?