Quantitative Aptitude - Arithmetic Ability Questions

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

What is the simplified value of (sec A + cos A)(sec A – cos A)?

The side of an equilateral triangle is 8 cm. Find its area (in cm2).

The bar chart given shows the sales of 3 types of cars in the Indian automotive industry over 4 years. All the sales figures have been shown in terms of 000 units.

Which of the following type of car has the highest increase in sales from 2009 to 2012?

What is the distance between the points (4,­-8) and (­-2,0)?

If the two lines px + 6y+3=0 and 2x + qy+3=0 have infinite solutions then find the value of p and q respectively.

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.