Quantitative Aptitude - Arithmetic Ability Questions

If x tan 60° + cos 45° = sec 45° then the value of x2 + 1 is

√(1 + tan2A)/tanA is equal to

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?

The point P(-­4,1) divides the segment joining the points (x,0) and (0,y) in the ratio 3:2. Find x and y?

If a+1b=1 and b+1c=1 , then the value of c+1a is

What is the reflection of the point (2, 3) in the line y = 4?

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔABC is 98 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

A 600 metres long train is running at the speed of 81 km/hr. If it crosses a platform in 40 seconds, then what is the length of the platform (in metres)?