Quantitative Aptitude - Arithmetic Ability Questions

PAB and PCD are two secants to a circle. If PA = 10 cm, AB = 12 cm and PC = 11 cm, then what is the value (in cm) of PD?

A tower stands on the top of a building which is 40 metres high. The angle of depression of a point situated on the ground from the top and bottom of the tower are found to be 60 and 45 deg respectively. What is the height (in metres) of tower?

If 1/√(1+tan2A) = x, then value of x is

What should be the average speed of the car to cover a distance of 342 km in 1.9 hours?

Which of the following will yield a recurring decimal?

The marked price of a door is Rs 1400. It is sold at a discount of 28%. If the cost price of the door is Rs 700, then what is the profit (in Rs)?

The mean of 14 observations is 11. One more observation is included and the new mean becomes 12. The 15th observation is

Find the odd words/letters/number from the given alternatives.