Quantitative Aptitude - Arithmetic Ability Questions

The point at which the perpendicular bisectors of the sides of a triangle intersect is known as _____________________

P and Q can do a project in 20 and 12 days respectively. In how many days can they complete 40% of the project if they work together?

If cost price of 5 cars is equal to selling price of 4 cars. Find the percentage of profit or loss?

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

5% more is gained by selling a watch for Rs. 350 than by selling it for Rs. 340. The cost price of the watch is

A sump is filled by three tankers with uniform flow. The first two tankers operating simultaneously fill the sump in the same time during which the sump is filled by the third tanker alone. The second tanker fills the sump 5 hours faster than the first tanker and 4 hours slower than the third tanker. The time required by the first tanker is:

The value of (2+32-3-342) is

The line passing through (­3,4) and (0,3) is perpendicular to the line passing through (5,7) and (4,x). What is the value of x?