Quantitative Aptitude - Arithmetic Ability Questions

When Vijay sells 12 pens, he gains the selling price of 2 pens. Calculate his % profit?

ABC is a right angled triangle with angle A = 90 deg. Then the value of cos2A+cos2B+cos2C is

In the following question, select the odd letter/letters from the given alternatives.

Point P is the midpoint of seg AB. Co­-ordinates of P are (­-1,1) and A are (4,3). What are the co-­ordinates of point B?

In ΔUVW measure of angle V is 90 deg. If sinU = 24/25, and UV = 0.7cm, then what is the length (in cm) of side VW?

What is the value of 2 consecutive natural numbers, sum of whose squares is 145?

A number is greater than twice its reciprocal by 31/4. Find the number.

If 2/3 of a pizza costs Rs.300, then 3/5 of a pizza will cost