Quantitative Aptitude - Arithmetic Ability Questions

A sphere of radius 5 cm is melted to form a cone with base of same radius. The height (in cm) of the cone is

Reflection of the point (4,-5) in the y-axis is

X and Y started a business by investing Rs 171000 and Rs 243000 respectively. If X’s share in the profit earned at the end of year is Rs 3800, then what will be the total profit (in Rs) earned by them together?

A bus is running at a speed of 90 kmph. What distance will it cover in 20 seconds?

A man starts walking from a place X and reaches the place Y in 12 hours. He travels 3/7th of the total distance at the speed of 3 km/hr and the remaining distance at the speed of 4 km/hr. What is the distance (in km) between X and Y?

A, B and C can do a job working alone in 6, 9 and 18 days respectively. They all work together for 1 day, then A and B quit. How many days C working alone will take to complete the remainder of the job?

The surface area of a sphere is 1386 cm2.  Find its diameter (in cm)

A Village lost 12% of its goats in a flood and 5% of remainder died from diseases. If the number left now is 8360. What was the orignal number before the flood?